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PRACTICE PAPER

Q1. Coulombs law is true for (a) atomic distances (= 1011 m)

(b) nuclear distances (= 1015 m) (c) charged as well as uncharged

particles

(d) all the distances

Ans: (d)

Q2. In which of the following the resistance decreases with rise in temperature? (a) LDR

(b) NTC thermistors (c) Nichrome conductors

(d) ACSR conductors

Ans: (d)

Q3. Which one of the following systems described by the

following input-output relations is non-linear? (a) y(n) = nx(2n)

(b) y(n) = x(n2) (c) y(n) = n2x(n)

(d) y(n) = x2(n)

Ans: (d)

Q4. A 4-point starter is used to start and control the speed of

a (a) dc shunt motor with armature

resistance control

(b) dc shunt motor with field weakening control

(c) dc series motor

(d) dc compound motor

Ans: (a)

Q5. The pitch factor, in rotating electrical machinery,

is defined as the ratio of resultant emf of a (a) full-pitched coil to that of a chorded coil

(b) full-pitched coil to the phase

emf

(c) chorded coil to the phase emf (d) chorded coil to that of full-

pitched coil

Ans: (d)

Q6. An HVDC link consists of rectifier, inverter transmission

line and other equipments. Which one of the following is

true for this link?

(a) The transmission line produces/supplies reactive

power

(b) The rectifier consumes reactive power and the inverter

supplies reactive power from/to

the respective connected AC systems

(c) Rectifier supplies reactive

power and the inverted

consumes reactive power to/from the respective connected AC

systems

(d) Both the converters (rectifier and inverter) consume reactive

power from the respective

connected AC systems

Ans: (b)

Q7. A cable has the following characteristics. L = 0.201 PH/m and C = 196.2 pF/m.

The velocity of wave

propagation through the cable is (a) 32 m/s (b) 159.24 m/Ps

(c) 0.0312 m/s

(d) 159.24 m/s

Ans: (c)

Q8. For OH transmission line, the self GMD method is used

to find, (a) Capacitance

(b) Inductance

(c) Both (d) None

Ans: (d)

Q9. The full scale deflection current of a meter is 1 mA

and its internal resistance is

100:. This meter is to have full deflection when 100 V is

measured. What is the value of series resistor to be used? (a) 99.99 k: (b) 100 k:

(c) 99.99 :

(d) 100 :

Ans: (a)

Q10. The deflection expression T v V2 = dC dT corresponds to (a) moving iron type instrument (b) electrodynamic type

instruments

(c) electrostatic type instrument (d) induction type instruments

Ans: (c)

Q11. "Six MOSFETs connected in a bridge configuration

(having no other power device) MUST be operated as a

Voltage Source Inverter (VSI)". This statement is (a) True, because being majority

carier devices, MOSFETs are voltage driven

(b) True, because MOSFETs have

inherently anti-parallel diodes (c) False, because it can be

operated both as Current Source

Inverter (CSI) or a VSI

(d) False, because MOSFETs can be operated as excellent constant

current sources in the saturation

region

Ans: (b)

Q12. An ideal rectifier should have 1. Harmonic factor = 1

2. Transformer utilisation Factor = 1

3. Efficiency = 100%

4. Effective value of ac component of output voltage =

0 (a) 1 and 2 only

(b) 2, 3 and 3 only

(c) 2, 3 and 4 only (d) 2, 3 and 5 only

Ans: (d)

Q13. A junction FET can be

used as a voltage variable resistor (a) at pinch-off condition (b) beyond pinch-off voltage

(c) well below pinch-off condition

(d) for any value of VDS

Ans: (c)



particles


Ans: (d)

Q15. In which of the following the resistance decreases with

rise in temperature? (a) LDR


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(d) ACSR conductors

Ans: (d)

Q16. Which one of the following systems described by the following input-output

relations is non-linear? (a) y(n) = nx(2n) (b) y(n) = x(n2)

(c) y(n) = n2x(n)

(d) y(n) = x2(n)

Ans: (d)

Q17. A 4-point starter is used to start and control the speed of a (a) dc shunt motor with armature

resistance control (b) dc shunt motor with field

weakening control

(c) dc series motor (d) dc compound motor

Ans: (a)

Q18. The pitch factor, in rotating electrical machinery, is defined as the ratio of

resultant emf of a (a) full-pitched coil to that of a

chorded coil

(b) full-pitched coil to the phase emf

(c) chorded coil to the phase emf

(d) chorded coil to that of full-pitched coil

Ans: (d)

Q19. An HVDC link consists of rectifier, inverter transmission line and other equipments.

Which one of the following is true for this link? (a) The transmission line

produces/supplies reactive power

(b) The rectifier consumes

reactive power and the inverter supplies reactive power from/to

the respective connected AC

systems (c) Rectifier supplies reactive


consumes reactive power to/from


(d) Both the converters (rectifier

and inverter) consume reactive power from the respective


Ans: (b)

Q20. A cable has the following characteristics. L = 0.201

PH/m and C = 196.2 pF/m. The velocity of wave

propagation through the cable is (a) 32 m/s

(b) 159.24 m/Ps (c) 0.0312 m/s

(d) 159.24 m/s

Ans: (c)



(b) Inductance

(c) Both (d) None

Ans: (d)

Q22. The full scale deflection

current of a meter is 1 mA and its internal resistance is


measured. What is the value of series resistor to be used? (a) 99.99 k:

(b) 100 k: (c) 99.99 :

(d) 100 :

Ans: (a)


instruments

(c) electrostatic type instrument

(d) induction type instruments

Ans: (c)

Q24. "Six MOSFETs connected in a bridge configuration (having no other power device)

MUST be operated as a Voltage Source Inverter (VSI)".

This statement is (a) True, because being majority carier devices, MOSFETs are

voltage driven

(b) True, because MOSFETs have inherently anti-parallel diodes

(c) False, because it can be

operated both as Current Source Inverter (CSI) or a VSI

(d) False, because MOSFETs can

be operated as excellent constant

current sources in the saturation region

Ans: (b)

Q25. An ideal rectifier should

have 1. Harmonic factor = 1


3. Efficiency = 100% 4. Effective value of ac

component of output voltage = 0 (a) 1 and 2 only

(b) 2, 3 and 3 only (c) 2, 3 and 4 only

(d) 2, 3 and 5 only

Ans: (d)

Q26. A junction FET can be used as a voltage variable

resistor (a) at pinch-off condition

(b) beyond pinch-off voltage

(c) well below pinch-off condition


Ans: (c)

Q27. Coulombs law is true for (a) atomic distances (= 1011 m) (b) nuclear distances (= 1015 m)

(c) charged as well as uncharged

particles


Ans: (d)



(d) ACSR conductors

Ans: (d)

Q29. Which one of the following systems described

by the following input-output relations is non-linear? (a) y(n) = nx(2n)

(b) y(n) = x(n2) (c) y(n) = n2x(n)

(d) y(n) = x2(n)

Ans: (d)

Q30. A 4-point starter is used to start and control the speed

of a

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(a) dc shunt motor with armature resistance control

(b) dc shunt motor with field

weakening control (c) dc series motor


Ans: (a)


is defined as the ratio of resultant emf of a (a) full-pitched coil to that of a

chorded coil (b) full-pitched coil to the phase

emf


pitched coil

Ans: (d)



true for this link? (a) The transmission line produces/supplies reactive

power







systems




Ans: (b)


The velocity of wave

propagation through the cable is (a) 32 m/s (b) 159.24 m/Ps

(c) 0.0312 m/s

(d) 159.24 m/s

Ans: (c)


to find,

(a) Capacitance (b) Inductance

(c) Both

(d) None

Ans: (d)

Q35. The full scale deflection current of a meter is 1 mA and its internal resistance is

100:. This meter is to have full

deflection when 100 V is measured. What is the value

of series resistor to be used? (a) 99.99 k:

(b) 100 k:

(c) 99.99 : (d) 100 :

Ans: (a)

Q36. The deflection expression

T v V2 = dC dT corresponds to (a) moving iron type instrument

(b) electrodynamic type

instruments (c) electrostatic type instrument

(d) induction type instruments

Ans: (c)

Q37. "Six MOSFETs connected in a bridge configuration

(having no other power device) MUST be operated as a

Voltage Source Inverter (VSI)". This statement is (a) True, because being majority

carier devices, MOSFETs are voltage driven

(b) True, because MOSFETs have

inherently anti-parallel diodes (c) False, because it can be

operated both as Current Source

Inverter (CSI) or a VSI (d) False, because MOSFETs can

be operated as excellent constant

current sources in the saturation

region

Ans: (b)

Q38. An ideal rectifier should have 1. Harmonic factor = 1


3. Efficiency = 100%

4. Effective value of ac component of output voltage =

0 (a) 1 and 2 only

(b) 2, 3 and 3 only

(c) 2, 3 and 4 only

(d) 2, 3 and 5 only

Ans: (d)

Q39. A junction FET can be used as a voltage variable resistor (a) at pinch-off condition

(b) beyond pinch-off voltage (c) well below pinch-off condition


Ans: (c)


(b) nuclear distances (= 1015 m)

(c) charged as well as uncharged particles


Ans: (d)

Q41. In which of the following the resistance decreases with

rise in temperature? (a) LDR

(b) NTC thermistors

(c) Nichrome conductors (d) ACSR conductors

Ans: (d)

Q42. Which one of the following systems described by the following input-output

relations is non-linear? (a) y(n) = nx(2n)

(b) y(n) = x(n2)

(c) y(n) = n2x(n) (d) y(n) = x2(n)

Ans: (d)

Q43. A 4-point starter is used to start and control the speed of a (a) dc shunt motor with armature resistance control


weakening control

(c) dc series motor (d) dc compound motor

Ans: (a)


is defined as the ratio of

resultant emf of a (a) full-pitched coil to that of a

chorded coil

(b) full-pitched coil to the phase emf

(c) chorded coil to the phase emf

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(d) chorded coil to that of full-pitched coil

Ans: (d)

Q45. An HVDC link consists of

rectifier, inverter transmission line and other equipments.

Which one of the following is true for this link? (a) The transmission line produces/supplies reactive

power

(b) The rectifier consumes

reactive power and the inverter supplies reactive power from/to


systems (c) Rectifier supplies reactive



systems




Ans: (b)

Q46. A cable has the following characteristics. L = 0.201

PH/m and C = 196.2 pF/m. The velocity of wave

propagation through the cable is (a) 32 m/s

(b) 159.24 m/Ps (c) 0.0312 m/s

(d) 159.24 m/s

Ans: (c)



(b) Inductance

(c) Both (d) None

Ans: (d)

Q48. The full scale deflection

current of a meter is 1 mA and its internal resistance is


measured. What is the value of series resistor to be used? (a) 99.99 k:

(b) 100 k: (c) 99.99 :

(d) 100 :

Ans: (a)


instruments

(c) electrostatic type instrument (d) induction type instruments

Ans: (c)

Q50. "Six MOSFETs connected in a bridge configuration (having no other power device)

MUST be operated as a Voltage Source Inverter (VSI)".

This statement is (a) True, because being majority carier devices, MOSFETs are

voltage driven

(b) True, because MOSFETs have inherently anti-parallel diodes

(c) False, because it can be

operated both as Current Source Inverter (CSI) or a VSI

(d) False, because MOSFETs can

be operated as excellent constant current sources in the saturation

region

Ans: (b)

Q51. An ideal rectifier should have

1. Harmonic factor = 1 2. Transformer utilisation

Factor = 1

3. Efficiency = 100% 4. Effective value of ac

component of output voltage = 0 (a) 1 and 2 only

(b) 2, 3 and 3 only (c) 2, 3 and 4 only

(d) 2, 3 and 5 only

Ans: (d)

Q52. A junction FET can be used as a voltage variable

resistor (a) at pinch-off condition

(b) beyond pinch-off voltage

(c) well below pinch-off condition (d) for any value of VDS

Ans: (c)



particles


Ans: (d)



(d) ACSR conductors

Ans: (d)

Q55. Which one of the following systems described

by the following input-output relations is non-linear? (a) y(n) = nx(2n)

(b) y(n) = x(n2) (c) y(n) = n2x(n)

(d) y(n) = x2(n)

Ans: (d)

Q56. A 4-point starter is used to start and control the speed

of a (a) dc shunt motor with armature

resistance control


weakening control (c) dc series motor


Ans: (a)


is defined as the ratio of resultant emf of a (a) full-pitched coil to that of a

chorded coil (b) full-pitched coil to the phase

emf


pitched coil

Ans: (d)



true for this link? (a) The transmission line

produces/supplies reactive

power



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power and the inverted consumes reactive power to/from


systems (d) Both the converters (rectifier

and inverter) consume reactive



Ans: (b)


The velocity of wave propagation through the cable

is (a) 32 m/s (b) 159.24 m/Ps

(c) 0.0312 m/s

(d) 159.24 m/s

Ans: (c)

Q60. For OH transmission line, the self GMD method is used to find, (a) Capacitance

(b) Inductance (c) Both

(d) None

Ans: (d) Q61.

?

(a)

(b)

(c)

(d)

( :d)

Q62.

( ) ?

(a) . .

(b) .

(c)

(d) . . .

( :a)

Q63.

?

(a)

(b)

(c)

(d)

( :c)

Q64.

?

(a)

(b)

(c) ..

(d) 101

( :a)

Q65. ?

(a)

(b)

(c)

(d)

( :a)

Q66.

(Braking force) ?

(a)

(b)

(c)

(d) -

( :a)

Q67.

?

(a)

(b)

(c)

(d)

( :b)

Q68. -

?

(a)

(b) /

(c)

(d)

( :b)

Q69.

,

(a)

(b)

(c)

(d)

( :b)

Q70.

?

(a)

(b)

(c) -

(d)

( :c)

Q71. (Mass)

, : ?

(a)

(b)

(c)

(d)

( :a)

Q72. ,

-

?

(a) ,

(b)

(c)

(d)

( :a)

Q73.

?

(a) - (

)

(b) - ( -)

(c) - (-

)

(d) - (

-)

( :c)

Q74.

?

(a) 6

(b) 8

(c) 2

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(d) 0

( :a)

Q75.

?

(a) 5 /.

(b) 6 /.

(c) 11 /.

(d) 15 /.

( :c)

Q76.

- ?

(a)

(b)

(c)

(d)

( :b)

Q77. ''

(a)

(b)

(c)

(d)

( :b)

Q78.

:

(a)

(b)

(c)

(d)

( :d)

Q79.

?

(a)

(b)

(c)

(d)

( :a)

Q80. 1923

?

(a)

(b)

(c)

(d)

( :d)

Q81.

(a) 35

(b) 36

(c) 37

(d) 39

( :a)

Q82.

(a) -

(b) -

(c) -

(d) -

( :a)

Q83.

?

(a)

(b)

(c)

(d)

( :d)

Q84. '' ?

(a)

(b) .

(c) . .

(d) . ..

( :a)

Q85. ?

(a)

(b)

(c)

(d)

( :d)

Q86.

(a)

(b)

(c)

(d)

( :c)

Q87. :

DEVIL : ABSFI : : OTHER : ?

(A) MRFCP

(b) RWKHU

(c) LQEBO

(d) LRECO

( :c)

Q88.

(a) ggijkk

(b) aacdff

(c) mmopqq

(d) qqstuu

( :b)

Q89.

(A) ACXZ

(b) PRUW

(c) FHSU

(d) ACXY

( :d)

Q90.

(a) 2016

(b) 3006

(c) 3016

(d) 3303

( :d)

Q91. :

:

10 : 99 : : ?

(a) 6 : 37

(b) 7 : 45

(c) 8 : 63

(d) 9 : 85

( :c)

Q92. :

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BCZYDEWVFGUTH ?

(a) Q

(b) S

(c) J

(d) I

( :d)

Q93. 8

30 ?

(a)

(b)

(c)

(d)

( :c)

Q94. 55.

-

? (

EAT OUR IS AS AT

(a) H

(b) S

(c) C

(d) B

( :a)

Q95. :

: :: ?

(a) :

(b) :

(c) :

(d) :

( :a)

Q96.

(a)

(b)

(c)

(d)

( :a)

Q97. :

AEHN : BGKR : : DFGN : ?

(A) EHJR

(b) EIJR

(c) EHKQ

(d) DHKQ

( :a)

Q98.

(A) ZX

(b) TR

(C) IF

(d) OM

( :c)

Q99.

(a) cfed

(b) ilkj

(c) FGHI

(d) SVUT

( :c)

Q100.

(a) 5061

(b) 4025

(c) 7202

(d) 6023

( :a)

Q101. Directions: In these questions the

sentences have been given in Active/

Passive Voice. From the given alternatives

choose the one which best expresses the

given sentence in Passive/Active Voice.

They first sun dried the garbage for one

to three days to bring down the moisture

level.

(a) The moisture level was brought down

by sun drying the garbage for one to three

days.

(b) One to three days of sun drying brought

down the moisture level of the garbage.

(c) The moisture level of the garbage came

down when it was sun dried for one to three

days.

(d) The garbage was first sun dried for one

to three days to bring down the moisture

level.

Ans: (d)

Q102. Directions : In these questions, the

first and last sentence of the passage are

numbered (1) and (6). The rest of the

passage is split into four parts and named

P,Q,R,S . These four parts are not given

in proper order. Read the sentences and

find out which of the four combinations

is correct.

(1) When a light passenger plane flew off

course sometime ago, it crashed in the

mountains and its pilot was killed.

(P)Snow lay thick on the ground.

(Q)It was the middle of winter.

(R)The woman knew that nearest village

was miles away.

(S)The only passengers, a young woman

and her two baby daughters, were unhurt,

(6) When it grew dark, she turned a suitcase

into a bed and put the children Inside it,

covering them with all the clothes she could

find.

(a) PQRS

(b) QPRS

(c) SQPR

(d) RSPQ

Ans: (c)

Q103. Directions : In each questions read

each sentence to find out the whether there

is any error in it. The error if any will be in

one part of the sentence. The number of that

part is the answer. Ignore the errors of

punctuations if any.

Based on the newspaper reports (1)/ we

can conclude that (2)/ many accidents

caused by reckless driving (3)/ No error

(4)

(a) Based on the newspaper reports

(b) we can conclude that

(c) many accidents caused by reckless

driving

(d) No error

Ans: (c)




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What one must do one must do properly.

(a) What must be done must be

(b) It must be done properly what one must

do.

(c) It must be done what one must do

properly.

(d) One must do properly what has to be

done.

Ans: (a)








is correct.

(1). The fox and the crane remained friends

for a long time.

P.She served the dishes in a beaker to the

fox. The fox could not eat It because the

beaker was very high.

Q.The crane could not eat the dishes

because of Its long beak. The next day it

was the turn of the crane to host the lunch

for the fox.

R.But the fox wanted to show that he was

cleverer than the crane.

S. So one day he invited the crane for

dinner and served the dishes on a plate.

(6). The fox put down its head in shame and

went away.

(a) PQRS

(b) QSRP

(c) RSQP

(d) PSQR

Ans: (c)







Although the police officer sympathised

with poor (1)/ he refused to (2) /take an

action against the rich man (3) /No error

(4)

(a) Although the police officer sympathised

with poor

(b) he refused to

(c) take an action against the rich man

(d) No error

Ans: (a)






It is your duty to make tea at eleven

O'clock.

(a) You are asked to make tea at eleven

O'clock.

(b) Your are required to make tea at eleven

O'clock.

(c) You are supposed to make tea at eleven

O'clock.

(d) Tea is to be made by you at eleven

O'clock.

Ans: (c)








is correct.

(1). The landscape

P.with Nature displaying

Q.here is awesome

R.that are seldom

S.a range of delights

(6). seen together

(A) PSRQ

(b) QPSR

(c) RSPQ

(d) QRSP

Ans: (b)







If motorists do not observe the traffic

regulations (1)/they will be stopped

ticketed (2)/and have to pay a fine (3)/ No

Error (4)

(a) If motorists do not observe the traffic

regulations

(b) they will be stopped ticketed

(c) and have to pay a fine

(d) No Error

Ans: (c)






People speak English all over the world.

(a) English is spoken all over the world.

(b) English was spoken all over the world.

(c) English was spoken by people.

(d) English is spoken by people.

Ans: (a)

Q111. ' '

(a)

(b)

(c)

(d)

( :a)

Q112. -

.......

(a)

(b)

(c)

(d)

( :c)

Q113. - ?

(a)

(b)

(c)

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(d)

( :b)

Q114. ?

(a)

(b)

(c)

(d)

( :b)

Q115.

,

(a)

(b)

(c)

(d)

( :a)

Q116. '

(a)

(b)

(c)

(d)

( :a)

Q117. ,

(a)

(b)

(c) -

(d)

( :d)

Q118.

?

(a) 343

(b) 346

(c) 356

(d) 360

( :a)

Q119.

(a)

(b) -

(c)

(d)

( :d)

Q120.

?

(a)

(b)

(c)

(d) : ( a)

Q121. 13,500

9000

14% 7% ,

?

(a) 7%

(b) 2.1%

(c) 28%

(d) 35%

( :c)

Q122. x + 2y + 9 = 0, 5x- 4 = 0, 2y - 13 =

0, 2x - 3y = 0,

(a) 2y - 13 = 0

(b) x +2y + 9 = 0

(c) 2x - 3y = 0

(d) 5x - 4 = 0

( :c)

Q123. 40 / 20 /

5 ,

?

209/9

27

250/9

23

( :c)

Q124.

2,40,000 20%

20%

(a)

(b) . 1000

(c) . 20,000

(d) . 500

( :c)

Q125. 1, 2, 3, 4, 1000

,

(a)30

(b)200

(c)211

(d)249

( :d)

Q126. 12000 20%

9

(a) 1891.30

(b) 2089.70

(c) 2130

(d) 1750

( :a)

Q127. 60 . 6

.

(a) 34.24

(b) 39.64

(c) 43.74

(d) 47.9

( :c)

Q128.

|

2 : 1

3 : 2

3 : 1

1 : 4

( :c)

Q129.

:h, c v 3 vh3- c2h2 + 9v

2 ?

(a) 2

(b) - 1

(c) 1

(d) 0

( :d)

MockTime.com

Q130. A , B 40% B

, C 25% , C

, A ?

(a) 50%

(b) 100%

(c) 150%

(d) 200%

( :b)

MockTime.com

PRACTICE PAPER

Q1. ABC B C O |

A = 100 , BOC ? (a) 110

(b) 140

130

(d) 120

( :b)

Q2. 1 : 30 pm 40

/.

50 /. 2:00 pm.

?

5 p.m.

4 p.m.

4.30 p.m.

6 p.m.

( :b)

Q3. 20%

480 20%

(a) . 720

(b) 840

(c) . 600

(d) . 750

( :a)

Q4. 7 ,

3 ;

?

(a)47649

(b)47719

(c)47619

(d)48619

( :c)

Q5. ABC AC D P,Q ,X,Y AB,BC,AD, DC

PX QY

(a) 1 : 2

(b) 1 : 1

(c) 2 : 1

(d) 2: 3

( :b)

Q6. 32

7:3

(a) 2:1

(b) 1 : 2

(c) 4:1

(d)1 : 4

( :b)

Q7. 4 : 3

8 : 1

?

56 : 3

55 : 1

49 : 3

56 : 1

( :a)

Q8.

6

12

(a)6

(b)2

(c)4

(d)3

( :d)

Q9. 350

, 440

, 530

, 620

?

(a)440

(b)530

(c)620

(d)350

( :a)

Q10.

6 cm 8 cm

?

(a) 5

(b) 7

(c) 6

(d) 10

( :a)

Q11. Electric flux at a point in an electric field is (a) positive

(b) negative (c) zero

(d) none of these

Ans: (c)

Q12. An uncharged metal ball is placed in the uniform

electric field of a plane capacitor. Which of them

correctly represents the field lines on the ball? (a)

(b) (c)

(d) none

Ans: (b)

Q13. Which one of the following function is a periodic

one? (a) sin (10 t) + sin (20 t)

(b) sin (10t) + sin (20 t)

(c) sin (10t) + sin (20 t) (d) sin (10 t) + sin (25t)

Ans: (a)

Q14. A three-phase, salient pole synchronous motor is connected to an infinite bus.

It is operated at no load at normal excitation. The field

excitation of the motor is first reduced to zero and then

increased in the reverse

direction gradually. Then the armature current (a) increases continuously (b) first increases and then

decreases steeply

(c) first decreases and then increases steeply

(d) remains constant

Ans: (b)

Q15. For eliminating nth harmonic from the emf

generated in the phase of a 3-

phase alternator, the chording angle should be (a) n full-pitch (b) 1 n full-pitch

(c) 2 n full-pitch

(d) 3 n full-pitch

Ans: (b)

MockTime.com

Q16. Keeping in view the cost and overall effectiveness, the

following circuit breaker is best suited for capacitor bank

switching (a) vacuum

(b) air blast

(c) SF6 (d) oil

Ans: (a)

Q17. For effective use of

counterpoise wire (a) its leakage resistance should

be greater than the surge

impedance (b) its leakage resistance should

be less than the surge impedance

(c) its leakage resistance should be equal to the surge impedance

(d) the two resistance have no

relation

Ans: (b)

Q18. The Q-meter works on the principle of (a) mutual inductance

(b) self inductance

(c) series resonance

(d) parallel resonance

ANS: (C)

Q19. Calculate the maximum velocity of the beam of electrons in a CRT having a

cathode anode voltage of 1000 V. Assume the electrons to

leave the cathode with zero

velocity. Charge of electron = 1.6 1019 C and mass of

electron = 9.1 1031 kg. (a) 0.1875 106 m/s

(b) 0.1875 107 m/s

(c) 0.1875 108 m/s (d) 0.1875 109 m/s

Ans: (c)

Q20. A sinusoidal waveform,

when observed on an oscilloscope, has peak-to-peak

amplitude of 6 cm. If the vertical sensitivity setting is 5

V/cm, the rms value of the voltage will be (a) 10.6 V

(b) 11.1 V (c) 12.6 V

(d) 15 V

Ans: (a)

Q21. Single phase full-wave half-controlled bridge

converter feeds an inductive load. The two SCRs in the

converter are connected to a common DC bus. The

converter has to have a free-

wheeling diode. (a) because the converter

inherently does not provide for free-wheeling

(b) because the converter does

not provide for freewheeling for

high values of triggering angles (c) or else the free-wheeling

action of the converter will cause

shorting of the AC supply (d) or else if a gate pulse to one of

the SCRs is missed, it will

subsequently cause a high load current in the other SCR

Ans: (c)

Q22. Thermal run away of

thyristor occurs (a) when the load is suddenly

withdrawn

(b) if the temperature of thyristor is high

(c) in case forward anode-to-

cathode voltage is greater than the forward break down voltage

(d) when gate current is high

Ans: (b)

Q23. An SCR can be brought to forward conducting state with

gate circuit open when the applied voltage exceeds (a) the forward break over voltage

(b) reverse breakdown voltage (c) 1.5 V

(d) peak non-repetitive off-state

voltage

Ans: (a)


(b) negative

(c) zero

(d) none of these

Ans: (c)

Q25. An uncharged metal ball is placed in the uniform electric field of a plane

capacitor. Which of them

correctly represents the field lines on the ball? (a) (b)

(c)

(d) none

Ans: (b)


one? (a) sin (10 t) + sin (20 t)

(b) sin (10t) + sin (20 t)


Ans: (a)

Q27. A three-phase, salient pole synchronous motor is

connected to an infinite bus.



increased in the reverse direction gradually. Then the

armature current (a) increases continuously (b) first increases and then

decreases steeply



Ans: (b)


generated in the phase of a 3-phase alternator, the chording

angle should be (a) n full-pitch

(b) 1 n full-pitch

(c) 2 n full-pitch

(d) 3 n full-pitch

Ans: (b)

Q29. Keeping in view the cost and overall effectiveness, the following circuit breaker is

best suited for capacitor bank switching (a) vacuum

(b) air blast (c) SF6

(d) oil

Ans: (a)

Q30. For effective use of counterpoise wire

MockTime.com

(a) its leakage resistance should be greater than the surge

impedance

(b) its leakage resistance should be less than the surge impedance

(c) its leakage resistance should

be equal to the surge impedance (d) the two resistance have no

relation

Ans: (b)


(b) self inductance (c) series resonance


ANS: (C)

Q32. Calculate the maximum velocity of the beam of

electrons in a CRT having a cathode anode voltage of 1000

V. Assume the electrons to leave the cathode with zero

velocity. Charge of electron =

1.6 1019 C and mass of electron = 9.1 1031 kg. (a) 0.1875 106 m/s (b) 0.1875 107 m/s

(c) 0.1875 108 m/s

(d) 0.1875 109 m/s

Ans: (c)

Q33. A sinusoidal waveform, when observed on an

oscilloscope, has peak-to-peak amplitude of 6 cm. If the

vertical sensitivity setting is 5 V/cm, the rms value of the

voltage will be (a) 10.6 V

(b) 11.1 V

(c) 12.6 V (d) 15 V

Ans: (a)

Q34. Single phase full-wave half-controlled bridge converter feeds an inductive

load. The two SCRs in the converter are connected to a

common DC bus. The converter has to have a free-

wheeling diode. (a) because the converter inherently does not provide for

free-wheeling

(b) because the converter does not provide for freewheeling for

high values of triggering angles

(c) or else the free-wheeling action of the converter will cause

shorting of the AC supply

(d) or else if a gate pulse to one of the SCRs is missed, it will

subsequently cause a high load

current in the other SCR

Ans: (c)

Q35. Thermal run away of thyristor occurs (a) when the load is suddenly withdrawn

(b) if the temperature of thyristor

is high (c) in case forward anode-to-

cathode voltage is greater than

the forward break down voltage (d) when gate current is high

Ans: (b)

Q36. An SCR can be brought to forward conducting state with gate circuit open when the

applied voltage exceeds (a) the forward break over voltage

(b) reverse breakdown voltage

(c) 1.5 V (d) peak non-repetitive off-state

voltage

Ans: (a)



(d) none of these

Ans: (c)




(b) (c)

(d) none

Ans: (b)


one? (a) sin (10 t) + sin (20 t)

(b) sin (10t) + sin (20 t)


Ans: (a)

Q40. A three-phase, salient

pole synchronous motor is connected to an infinite bus.




armature current (a) increases continuously (b) first increases and then

decreases steeply



Ans: (b)



angle should be (a) n full-pitch (b) 1 n full-pitch

(c) 2 n full-pitch

(d) 3 n full-pitch

Ans: (b)

Q42. Keeping in view the cost and overall effectiveness, the following circuit breaker is

best suited for capacitor bank switching (a) vacuum

(b) air blast (c) SF6

(d) oil

Ans: (a)

Q43. For effective use of counterpoise wire (a) its leakage resistance should

be greater than the surge impedance

(b) its leakage resistance should

be less than the surge impedance (c) its leakage resistance should

be equal to the surge impedance

(d) the two resistance have no relation

Ans: (b)

Q44. The Q-meter works on the principle of

MockTime.com

(a) mutual inductance (b) self inductance

(c) series resonance


ANS: (C)

Q45. Calculate the maximum velocity of the beam of electrons in a CRT having a

cathode anode voltage of 1000

V. Assume the electrons to leave the cathode with zero

velocity. Charge of electron = 1.6 1019 C and mass of

electron = 9.1 1031 kg. (a) 0.1875 106 m/s

(b) 0.1875 107 m/s

(c) 0.1875 108 m/s (d) 0.1875 109 m/s

Ans: (c)

Q46. A sinusoidal waveform, when observed on an oscilloscope, has peak-to-peak

amplitude of 6 cm. If the vertical sensitivity setting is 5

V/cm, the rms value of the

voltage will be (a) 10.6 V

(b) 11.1 V (c) 12.6 V

(d) 15 V

Ans: (a)

Q47. Single phase full-wave half-controlled bridge

converter feeds an inductive load. The two SCRs in the

converter are connected to a

common DC bus. The converter has to have a free-

wheeling diode. (a) because the converter

inherently does not provide for

free-wheeling (b) because the converter does

not provide for freewheeling for

high values of triggering angles (c) or else the free-wheeling

action of the converter will cause

shorting of the AC supply

(d) or else if a gate pulse to one of the SCRs is missed, it will

subsequently cause a high load


Ans: (c)

Q48. Thermal run away of thyristor occurs

(a) when the load is suddenly withdrawn

(b) if the temperature of thyristor

is high (c) in case forward anode-to-

cathode voltage is greater than

the forward break down voltage (d) when gate current is high

Ans: (b)

Q49. An SCR can be brought to forward conducting state with gate circuit open when the

applied voltage exceeds (a) the forward break over voltage

(b) reverse breakdown voltage

(c) 1.5 V (d) peak non-repetitive off-state

voltage

Ans: (a)



(d) none of these

Ans: (c)




(b) (c)

(d) none

Ans: (b)


one? (a) sin (10 t) + sin (20 t)

(b) sin (10t) + sin (20 t)

(c) sin (10t) + sin (20 t)

(d) sin (10 t) + sin (25t)

Ans: (a)

Q53. A three-phase, salient pole synchronous motor is connected to an infinite bus.


excitation of the motor is first

reduced to zero and then


armature current (a) increases continuously

(b) first increases and then

decreases steeply (c) first decreases and then

increases steeply


Ans: (b)



angle should be (a) n full-pitch

(b) 1 n full-pitch

(c) 2 n full-pitch (d) 3 n full-pitch

Ans: (b)

Q55. Keeping in view the cost

and overall effectiveness, the following circuit breaker is

best suited for capacitor bank switching (a) vacuum (b) air blast

(c) SF6

(d) oil

Ans: (a)

Q56. For effective use of counterpoise wire (a) its leakage resistance should be greater than the surge

impedance

(b) its leakage resistance should be less than the surge impedance

(c) its leakage resistance should

be equal to the surge impedance (d) the two resistance have no

relation

Ans: (b)


(b) self inductance (c) series resonance


ANS: (C)

Q58. Calculate the maximum velocity of the beam of

electrons in a CRT having a cathode anode voltage of 1000

V. Assume the electrons to


MockTime.com

leave the cathode with zero velocity. Charge of electron =

1.6 1019 C and mass of electron = 9.1 1031 kg. (a) 0.1875 106 m/s

(b) 0.1875 107 m/s (c) 0.1875 108 m/s

(d) 0.1875 109 m/s

Ans: (c)

Q59. A sinusoidal waveform, when observed on an

oscilloscope, has peak-to-peak amplitude of 6 cm. If the

vertical sensitivity setting is 5 V/cm, the rms value of the

voltage will be (a) 10.6 V (b) 11.1 V

(c) 12.6 V

(d) 15 V

Ans: (a)

Q60. Single phase full-wave half-controlled bridge converter feeds an inductive

load. The two SCRs in the

converter are connected to a common DC bus. The

converter has to have a free-wheeling diode. (a) because the converter inherently does not provide for

free-wheeling

(b) because the converter does

not provide for freewheeling for high values of triggering angles

(c) or else the free-wheeling

action of the converter will cause shorting of the AC supply

(d) or else if a gate pulse to one of

the SCRs is missed, it will subsequently cause a high load


Ans: (c)

Q61. Thermal run away of thyristor occurs (a) when the load is suddenly

withdrawn (b) if the temperature of thyristor

is high

(c) in case forward anode-to-cathode voltage is greater than

the forward break down voltage

(d) when gate current is high

Ans: (b)

Q62. An SCR can be brought to forward conducting state with

gate circuit open when the applied voltage exceeds (a) the forward break over voltage (b) reverse breakdown voltage

(c) 1.5 V

(d) peak non-repetitive off-state

voltage

Ans: (a) Q63.

?

(a)

(b)

(c) -

(d) -

( :a)

Q64.

(a)

(b)

(c)

(d)

( :b)

Q65.

?

(a)

(b)

(c)

(d)

( :a)

Q66.

(a)

(b)

(c)

(d)

( :c)

Q67.

(a)

(b)

(c)

(d)

( :c)

Q68.

?

(a)

(b)

(c)

(d)

( :a)

Q69. ( )

:

(a)

(b)

(c) ( )

(d)

( :d)

Q70.

?

(a)

(b)

(c)

(d)

( :b)

Q71.

?

(a)

(b)

(c)

(d) -

( :b)

Q72. 'AM'

?

(a)

(b)

(c)

(d)

( :d)

Q73. ?

(a)

(b)

(c)

(d)

( :a)

MockTime.com

Q74.

(a)

(b)

(c)

(d)

( :b)

Q75.

(a)

(b)

(c)

(d)

( :b)

Q76. -

:

(a)

(b)

(c) , -

(d) -

( :b)

Q77. '' ?

(a)

(b)

(c)

(d)

( :b)

Q78. -

:

(a)

(b)

(c)

(d)

( :d)

Q79.

(a)

(b)

(c)

(d)

( :c)

Q80.

(a)

(b)

(c)

(d)

( :b)

Q81. (1932)

(a)

(b)

(c)

(d)

( :b)

Q82.

?

(a)

(b)

(c)

(d)

( :d)

Q83. ?

(a)

(b)

(c)

(d)

( :b)

Q84.

?

(a)

(b)

(c)

(d)

( :b)

Q85. - -

?

(a)

(b)

(c)

(d)

( :a)

Q86. ?

(a)

(b)

(c)

(d)

( :b)

Q87. HTML NOSHADE

?

(a)

(b)

(c)

(d)

( :b)

Q88.

(a)

(b)

(c) -

(d)

( :b)

Q89. 45 -

45 -

45 -

- ?

(a) -

(b) -

(c) -

(d) -

( :c)

Q90. DEAR 6-8-3-21, TRACK

(a) 22-21-3-6-11

(b) 22-21-3-6-13

(c) 22-21-4-5-10

(d) 20-21-3-6-17

( :b)

Q91. C = 3 POLISH = 79

POINTER = ?

(a) 95

(b) 96

(c) 97

(d) 98

( :c)

MockTime.com

Q92. :

ABC/F : BCD/I : : CDE/L : ?

(a) DEF/O

(b) DEF/N

(c) EDF/O

(D) DEF/M

( :a)

Q93.

(a) 36 - 63

(b) 47-73

(c) 58 - 85

(d) 69-96

( :b)

Q94. :

:

11 : 38 : : 13 : ?

(a) 47

(b) 44

(c) 43

(d) 46

( :b)

Q95. :

4, 196, 16, 169, ?, 144, 64

(a) 21

(b) 81

(c) 36

(d) 32

( :c)

Q96. , "

"

?

(a)

(b)

(c)

(d)

( :c)

Q97. :

33.RAPPROCHEMENT

(A) REPRESENT

(B) REPROACH

(C) PHANTOM

(D) CEMENT

( :a)

Q98. :

: : : ?

(a)

(b)

(c)

(d)

( :b)

Q99.

(a)

(b)

(c)

(d)

( :c)

Q100. HYDROGEN -

JCJZYSSD , ANTIMONY

?

(a) CPVKOQPA

(b) CRZgWABO

(c) ERXMQSRC

(d) GTZOSUTE

( :b)

Q101. MILITARY

12324567

LIMIT

(a) 32124

(b) 42123

(c) 12324

(d) 42125

( :a)

Q102. :

EGIK : WUSQ : : DFHJ : ?

(A) XVTR

(b) BDFH

(c) ECGI

(d) SQON

( :a)

Q103. Directions : In these questions

choose the word opposite in meaning to

the word given in bold.

OSTRACISE

(a) amuse

(b) welcome

(c) entertain

(d) host

Ans: (b)








is correct.

(1) The lead story

(P)at 4 AM

(Q)in tonight's news

(R)concerns the fire

(S)which engulfed the Columbia College

(6) this morning.

(a) RSPQ

(b) QRSP

(c) QRPS

(d) RPSQ

Ans: (b)

Q105. Direction : The sentence are given

below with a blank . Fill the blank with an

appropriate word.

The more electricity you use ________

(a) your bill will be higher

(b) will your bill be higher

(c) will be higher your bill

(d) the higher your bill will be

Ans: (d)





MockTime.com

PARSIMONIOUS

(a) prodigious

(b) selfless

(c) extravagant

(d) ostentatious

Ans: (c)






in proper order.Read the sentences and


is correct.

(1). There are examinations at school which

a pupil can pass by cramming the texts.

P.But for spiritual knowledge mere memory

of holy texts will be of no use in passing the

tests.

Q.One can score in them by the power of

memory.

R.A competent guru alone can provide the

necessary guidance to an earnest disciple.

S.What the text says has to be reflected

upon and experienced by the speaker.

(6). Thus, reading, reflection and

experience are the three stages in gaining

spiritual knowledge.

(a) RSPQ

(b) RSQP

(c) SRPQ

(d) QPSR

Ans: (d)



appropriate word.

She stood______ the crowd quite amazed

(a) in

(b) within

(c) among

(d) into

Ans: (a)




HARMONY

(a) strife

(b) annoyance

(c) cruelty

(d) mischief

Ans: (a)








is correct.

(1). Smoke billowed up between the plants.

P.Passengers were told to be, ready to quit

the ship.

Q.The rising gale fanned the shouldering

fire.

R.Everyone now knew there was a fire on

board.

S.Flames broke out here and there.

(6). Most people bore the shock bravely.

(A) SRQP

(B) QPSR

(c) RSPQ

(d) QSRP

Ans: (d)



appropriate word.

There were two small rooms in the beach

house ________ served as a kitchen

(a) the smaller of which

(b) the smallest of which

(c) the smaller of them

(d) smallest of that

Ans: (c)




MYTH

(a) truth

(b) fact

(c) falsehood

(d) story

Ans: (b)

Q113. ' '

?

(a) 1909 .

(b) 1910 .

(c) 1912 .

(d) 1915 .

( :b)

Q114. '' ?

(a)

(b)

(c)

(d)

( :b)

Q115. ''

(a)

(b)

(c)

(d)

( :d)

Q116. '

(a)

(b)

(c)

(d)

( :b)

Q117. ' " ?

(a)

(b)

(c)

)d)

( :a)

Q118.

(a)

(b)

(c)

(d)

( :a)

MockTime.com

Q119.

,

, -

?

(a)

(b)

(c)

(d)

( :c)

Q120. ' -

(a) +

(b) +

(c) +

(d) +

( :a)

Q121.

- ?

(a) -

(b) -

(c)

(d)

( :a)

Q122. ''

(a)

(b)

(c)

(d)

( :d)

Q123. , ,

44 ,

:

24

72

36

108

( :b)

Q124. P Q

O R

P Q s

PSQ = 20 , PRQ = ? (a) 80

(b) 200

(c) 160

(d) 100

( :d)

Q125. A B 10000

4000

B 100

5%

| 4000

(a) 3000 each

(b) 2500 each

(c) 1500 each

(d) 2100 each

( :d)

Q126. P Q 6

Q R 60/7

P

Q R, 6 R P

?

10

8

12

15

( :a)

Q127. 3

. ?

(a)92/4 c.c.

(b)273 c.c.

(c)42/9 c.c.

(d)93 c.c. ( :a)

Q128. 2 4%

800

(a) 50000

(b) 500000

(c) 100000

(d) 10000

( :b)

Q129. 3 : 4 ,

. . . . 2028 ,

?

(a) 68

(b) 72

(c) 86

(d) 91

( :d)

Q130.

2

3%

.3OO |

(a) . 5000

(b) . 6000

(c) . 7000

(d) . 4000

( :a)

MockTime.com

PRACTICE PAPER

Q1. 2.5 .

54 2

= 22/7 |

(a)2.2 . .

(b)2.4 . .

(c)3 . .

(d)3.11 . .

( :b)

Q2. A, B C 84

kg D ,

80kg

, E , D 3 kg ,

A B, C, D E

79 kg A :

55 ..

70 ..

75 ..

80 ..

( :c)

Q3. AD, BE CF, ABC ?

(a) (AD + BE +CF) AB + BC + CA

(c) AD + BE + CF = AB + BC + CA

(d) AD + BE + CF = 2 (AB+BC+CA) ( :a)

Q4.

30% A 2/5 B

C

4000 , B

20% C

?

(a) 25000

(b) 10000

(c) 15000

(d) 12450

( :c)

Q5. 9

5

12

, ?

24

20

16

18

( :b)

Q6. 16 cm

15cm ,

? -

(a) 136

(b) 544

(c) 800

(d) 1280

( :b)

Q7. 16000 20%

9

(a) 2520

(b) 2524

(c) 2522

(d) 2518

( :c)

Q8. 1 : 2 : 3 ,

. . 12 , ?

(a) 12, 24, 36

(b) 5, 10, 15

(c) 4,8, 12

(d) 10, 20, 30

( :a)

Q9. 5 4%

6,000 8,000

3% ?

(a) 5

(b) 6

(c) 3

(d) 4

( :a)

Q10. 10%

45

5% , . . ( )

(a) 300

(b) 900

(c) 110

(d) 270

( :a)

Q11. 136 ,

36 17

, ?

(a)9

(b)7

(c)3

(d)2

( :d)

Q12. 12000 5

20

(a) 144000

(b) 120000

(c) 150000

(d) 192000

( :d)

Q13. As the temperature of a conductor increases, its

resistivity and conductivity change. The ratio of resistivity

to conductivity (a) increases

(b) decreases

(c) remains constant (d) may increase or decrease

depending on the actual

temperature.

Ans: (c)

Q14. The electric field due to a uniformly charged sphere of

radius R as a function of the distance from its centre is

represented graphically by (b) electric field is zero but

potential is not zero

(c) electric field is not zero but potential is zero

(d) neither electric field nor

potential is zero

Ans: (c)

Q15. The discrete time system described by y(n) = x2(n) is

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(a) causal, linear and time varying

(b) causal, non-linear and time

varying (c) non-causal, linear and time

invarying

(d) non-causal, non-linear and time variant

Ans: (a)

Q16. A negative sequence relay is commonly used to protect (a) an alternator

(b) a transformer

(c) a transmission line (d) a bus bar

Ans: (a)

Q17. In a synchronous

generator operating at zero power factor lagging, the effect

of armature reaction is (a) magnetizing

(b) demagnetizing

(c) cross-magnetizing (d) both magnetizing and cross-

magnetizing

Ans: (b)

Q18. In a biased differential relay, the bias is defined as a

ratio of (a) number of turns of restraining

and operating coil

(b) operating coil current and restraining coil current

(c) fault current and operating

coil current (d) fault current and restraining

coil current

Ans: (b)

Q19. The principal information obtained from load flow

studies in a power system are

1. magnitude and phase angle of the voltage at each

bus 2. reactive and real power

flows in each of the lines 3. total power loss in the

network 4. transient stability limit of

the system Select the correct

answer using the codes given below: (a) 1 and 2 (b) 3 and 4

(c) 1, 2 and 3

(d) 2 and 4

Ans: (c)

Q20. An average reading digital multimeter reads 10 V when

fed with a triangular wave, symmetric about the time

axis. For the same input, an rms reading meter will read (a) 20/ 3

(b) 10/ 3 (c) 20 3

(d) 10 3

Ans: (d)

Q21. Standard cell (a) Will have precise and accurate

constant voltage when current

drawn from it is few microamperes only.

(b) Will have precise and accurate

constant voltage when few milliamperes are drawn from it.

(c) Will continue to have constant

voltage irrespective of loading conditions.

(d) Can supply voltages up to 10

V.

Ans: (a)

Q22. When the horizontal deflecting plates of a CRO are

kept -at the ground potential and 30 V dc is applied to the

vertical deflecting plates, the bright spot moves 1 cm away

from the centre. If with the same setting, a 30 V ac is

applied to the vertical

deflecting plates, then the picture observed on the

screen would be (a) a spot approximately 3 cm

away from the center

(b) a vertical line 2 cm long (c) a vertical line approximately 3

cm long

(d) two spots 2 cm vertical above each other

Ans: (c)

Q23. A 3-phase Voltage Source Inverter is operated in 180 conduction mode. Which one

of the following statements is true? (a) Both pole-voltage and line-

voltage will have 3rd harmonic components

(b) Pole-voltage will have 3rd

harmonic component but line-

voltage will be free from 3rd harmonic

(c) Line-voltage will have 3rd

harmonic component but pole-voltage will be free from 3rd

harmonic

(d) Both pole-voltage and line-voltage will be free from 3rd

harmonic components

Ans: (b)

Q24. Which of the following regulators can provide output

voltage more than or less than

the input I. voltage II. Boost regulator III. Buck-boost

regulator IV Cuk regulator (a) I, II only

(b) II and III only

(c) III and IV only (d) I, II and III only

Ans: (c)

Q25. In a single phase one pulse circuit with RL load and

freewheeling diode, extinction

angle E less than S. For a firing angle D, the SCR and

freewheeling diode would, respectively, conductor for (a) ED, 0

(b) SD, SE (c) D, ED

(d) ED, D

Ans: (a)



to conductivity (a) increases

(b) decreases

(c) remains constant (d) may increase or decrease

depending on the actual

temperature.

Ans: (c)



represented graphically by (b) electric field is zero but

potential is not zero

(c) electric field is not zero but potential is zero

(d) neither electric field nor

potential is zero

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Ans: (c)

Q28. The discrete time system described by y(n) = x2(n) is (a) causal, linear and time

varying

(b) causal, non-linear and time varying

(c) non-causal, linear and time

invarying


Ans: (a)


(b) a transformer (c) a transmission line

(d) a bus bar

Ans: (a)

Q30. In a synchronous generator operating at zero

power factor lagging, the effect of armature reaction is (a) magnetizing

(b) demagnetizing (c) cross-magnetizing

(d) both magnetizing and cross-

magnetizing

Ans: (b)



and operating coil



coil current (d) fault current and restraining

coil current

Ans: (b)


studies in a power system are 1. magnitude and phase

angle of the voltage at each bus

2. reactive and real power


network 4. transient stability limit of

the system Select the correct


(c) 1, 2 and 3

(d) 2 and 4

Ans: (c)




(b) 10/ 3 (c) 20 3

(d) 10 3

Ans: (d)









V.

Ans: (a)





applied to the vertical deflecting plates, then the

picture observed on the



(b) a vertical line 2 cm long (c) a vertical line approximately 3

cm long

(d) two spots 2 cm vertical above each other

Ans: (c)

Q36. A 3-phase Voltage Source

Inverter is operated in 180 conduction mode. Which one

of the following statements is true? (a) Both pole-voltage and line-voltage will have 3rd harmonic

components

(b) Pole-voltage will have 3rd

harmonic component but line-voltage will be free from 3rd

harmonic

(c) Line-voltage will have 3rd harmonic component but pole-

voltage will be free from 3rd

harmonic (d) Both pole-voltage and line-


harmonic components

Ans: (b)


voltage more than or less than the input I. voltage II. Boost

regulator III. Buck-boost regulator IV Cuk regulator (a) I, II only (b) II and III only

(c) III and IV only

(d) I, II and III only

Ans: (c)


freewheeling diode, extinction angle E less than S. For a

firing angle D, the SCR and freewheeling diode would,

respectively, conductor for (a) ED, 0

(b) SD, SE

(c) D, ED

(d) ED, D

Ans: (a)

Q39. As the temperature of a conductor increases, its resistivity and conductivity

change. The ratio of resistivity to conductivity (a) increases

(b) decreases (c) remains constant

(d) may increase or decrease

depending on the actual temperature.

Ans: (c)

Q40. The electric field due to a uniformly charged sphere of radius R as a function of the

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distance from its centre is represented graphically by (b) electric field is zero but potential is not zero

(c) electric field is not zero but

potential is zero

(d) neither electric field nor potential is zero

Ans: (c)

Q41. The discrete time system described by y(n) = x2(n) is (a) causal, linear and time varying



invarying

(d) non-causal, non-linear and

time variant

Ans: (a)


(b) a transformer

(c) a transmission line (d) a bus bar

Ans: (a)

Q43. In a synchronous

generator operating at zero power factor lagging, the effect


(b) demagnetizing

(c) cross-magnetizing (d) both magnetizing and cross-

magnetizing

Ans: (b)



and operating coil



coil current

(d) fault current and restraining coil current

Ans: (b)


studies in a power system are

1. magnitude and phase angle of the voltage at each

bus 2. reactive and real power


network

4. transient stability limit of the system Select the correct


(c) 1, 2 and 3

(d) 2 and 4

Ans: (c)




(b) 10/ 3 (c) 20 3

(d) 10 3

Ans: (d)









V.

Ans: (a)





applied to the vertical

deflecting plates, then the picture observed on the



(b) a vertical line 2 cm long

(c) a vertical line approximately 3 cm long

(d) two spots 2 cm vertical above

each other

Ans: (c)

Q49. A 3-phase Voltage Source Inverter is operated in 180 conduction mode. Which one

of the following statements is

true? (a) Both pole-voltage and line-

voltage will have 3rd harmonic

components (b) Pole-voltage will have 3rd

harmonic component but line-

voltage will be free from 3rd harmonic

(c) Line-voltage will have 3rd

harmonic component but pole-voltage will be free from 3rd

harmonic

(d) Both pole-voltage and line-voltage will be free from 3rd

harmonic components

Ans: (b)


voltage more than or less than

the input I. voltage II. Boost regulator III. Buck-boost

regulator IV Cuk regulator (a) I, II only

(b) II and III only

(c) III and IV only (d) I, II and III only

Ans: (c)


freewheeling diode, extinction

angle E less than S. For a firing angle D, the SCR and

freewheeling diode would, respectively, conductor for (a) ED, 0

(b) SD, SE (c) D, ED

(d) ED, D

Ans: (a)



to conductivity


MockTime.com

(a) increases (b) decreases

(c) remains constant

(d) may increase or decrease depending on the actual

temperature.

Ans: (c)



represented graphically by (b) electric field is zero but potential is not zero

(c) electric field is not zero but

potential is zero (d) neither electric field nor

potential is zero

Ans: (c)

Q54. The discrete time system described by y(n) = x2(n) is (a) causal, linear and time

varying



invarying


Ans: (a)

Q55. A negative sequence relay

is commonly used to protect (a) an alternator

(b) a transformer (c) a transmission line

(d) a bus bar

Ans: (a)

Q56. In a synchronous generator operating at zero

power factor lagging, the effect


(b) demagnetizing (c) cross-magnetizing

(d) both magnetizing and cross-

magnetizing

Ans: (b)



and operating coil


(c) fault current and operating coil current

(d) fault current and restraining

coil current

Ans: (b)

Q58. The principal information obtained from load flow studies in a power system are

1. magnitude and phase

angle of the voltage at each bus

2. reactive and real power flows in each of the lines

3. total power loss in the network

4. transient stability limit of

the system Select the correct answer using the codes given

below: (a) 1 and 2

(b) 3 and 4

(c) 1, 2 and 3 (d) 2 and 4

Ans: (c)

Q59. An average reading digital

multimeter reads 10 V when fed with a triangular wave,

symmetric about the time axis. For the same input, an

rms reading meter will read (a) 20/ 3

(b) 10/ 3

(c) 20 3 (d) 10 3

Ans: (d)

Q60. Standard cell (a) Will have precise and accurate constant voltage when current

drawn from it is few

microamperes only. (b) Will have precise and accurate

constant voltage when few

milliamperes are drawn from it. (c) Will continue to have constant

voltage irrespective of loading

conditions.

(d) Can supply voltages up to 10 V.

Ans: (a)


kept -at the ground potential

and 30 V dc is applied to the vertical deflecting plates, the

bright spot moves 1 cm away


applied to the vertical deflecting plates, then the

picture observed on the screen would be (a) a spot approximately 3 cm

away from the center (b) a vertical line 2 cm long

(c) a vertical line approximately 3

cm long (d) two spots 2 cm vertical above

each other

Ans: (c)

Q62. A 3-phase Voltage Source Inverter is operated in 180

conduction mode. Which one of the following statements is

true? (a) Both pole-voltage and line-voltage will have 3rd harmonic

components

(b) Pole-voltage will have 3rd harmonic component but line-


harmonic (c) Line-voltage will have 3rd

harmonic component but pole-


harmonic (d) Both pole-voltage and line-


harmonic components

Ans: (b)

Q63. Which of the following regulators can provide output voltage more than or less than

the input I. voltage II. Boost

regulator III. Buck-boost regulator IV Cuk regulator (a) I, II only (b) II and III only

(c) III and IV only

(d) I, II and III only

Ans: (c)

Q64. In a single phase one pulse circuit with RL load and freewheeling diode, extinction

angle E less than S. For a

firing angle D, the SCR and freewheeling diode would,

respectively, conductor for (a) ED, 0

(b) SD, SE

(c) D, ED (d) ED, D

Ans: (a)

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Q65.

(a)

(b)

(c) ( )

(d)

( :a)

Q66.

?

(a)

(b)

(c)

(d)

( :a)

Q67.

(a)

(b)

(c)

(d)

( :c)

Q68.

?

(a)

(b)

(c)

(d)

( :c)

Q69.

(a)

(b)

(c)

(d)

( :a)

Q70. ?

(a)

(b)

(c)

(d)

( :d)

Q71.

?

(a)

(b)

(c)

(d)

( :c)

Q72.

?

(a)

(b)

(c)

(d)

( :a)

Q73. ?

(a)

(b)

(c)

(d)

( :a)

Q74.

?

(a)

(b)

(c)

(d)

( :c)

Q75.

?

(a)

(b)

(c)

(d)

( :a)

Q76.

?

(a)

(b)

(c)

(d)

( :a)

Q77.

?

(a)

(b)

(c)

(d)

( :d)

Q78.

?

(a)

(b)

(c)

(d)

( :b)

Q79.

(a)

(b)

(c)

(d)

( :b)

Q80. ?

(a)

(b)

(c)

(d)

( :a)

Q81. 78

(a)

(b)

(c)

(d)

( :a)

Q82.

(a)

(b)

(c)

(d) Balla

( :d)

MockTime.com

Q83. ?

(a)

(b)

(c)

(d)

( :c)

Q84. '' - ?

(a)

(b)

(c)

(d)

( :a)

Q85. ?

(a)

(b)

(c)

(d)

( :d)

Q86. ' ' :

- ?

(a)

(b)

(c)

(d)

( :c)

Q87.

?

(a)

(b)

(c)

(d)

( :d)

Q88.

(a)

(b)

(c)

(d)

( :b)

Q89.

?

(a) ()

(b) ()

(c)

(d)

( :c)

Q90. :

: :: : ?

(a)

(b)

(c)

(d)

( :b)

Q91.

(a)

(b)

(c)

(d)

( :d)

Q92.

(A) NML

(B) QPO

(C) HGE

(D) XWV

( :c)

Q93.

(a) DWHS

(b) BYDW

(c) CWFS

(d) EVJQ

( :c)

Q94.

(a) 16-18

(b) 56-63

(c) 96-108

(d) 86-99

( :d)

Q95.

(a) BS

(b) EV

(c) I Z

(d) D X

( :d)

Q96. :

:

4 : 20 : : 6 : ?

(a) 36

(b) 12

(c) 8

(d) 42

( :d)

Q97. :

12, 27, 85, 345, ?

(a) 1737

(b) 1380

(c) 1725

(d) 1731

( :d)

Q98.

?

(a)

(b)

(c)

(d)

( :a)

Q99. :

COMMERCIALISM

(A) CROME

(B) LANCER

(c) MISER

(D) OSCAR

( :b)

Q100. :

: ; : ?


MockTime.com

(a) :

(b)

(c) :

(d) :

( :a)

Q101.

(a)

(b)

(c)

(d)

( :d)

Q102.

(A) GFHJ

(B) CBEF

(C) EDGH

(D) IHKL

( :a)

Q103.

(a) PQ

(b) AU

(c) CD

(d) RB

( :b)

Q104.

(a) 58 - 85

(b) 96-69

(c) 38 - 83

(d) 47 - 73

( :d)




EPHEMERAL

(a) eternal

(b) transitory

(c) mortal

(d) temporal

Ans: (a)

Q106. Directions: In the following

questions, a sentence/ part of the sentence is

printed in bold. Below are given

alternatives which may improve the bold

part. Choose the correct alternative. In case

no improvement is needed, your answer is

No Improvement.

If I am the P.M. I would ban all

processions.

(a) will be

(b) were

(c) am

(d) No improvement

Ans: (b)


questions, four alternatives are given for the

Idiom/Phrase printed in bold in the

sentence. Choose the alternative which best

expresses the meaning of the Idiom/ Phrase.

My neighbour had to pay through his nose

for a brand new car.

(a) Pay huge loans

(b) Pay a reasonable price

(c) Pay an extremely high price

(d) Make a quick buck

Ans: (c)




MONOTONOUS

(a) disastrous

(b) terrifying

(c) terrible

(d) interesting

Ans: (d)





part. Choose the correct alternative. In case

no improvement is needed, your answer is

No Improvement.

He is addicted to smoke.

(a) addicted to smoking

(b) used to smoke

(c) addicted of smoking

(d) addicted with smoking

Ans: (a)


questions, four alternatives are given for the

Idiom/Phrase printed in bold in the

sentence. Choose the alternative which best

expresses the meaning of the Idiom/ Phrase.

If he phones again, I am going . ' to give

him a piece of my mind.

(a) To be nice to him

(b) To take revenge on him

(c) To reprimand him

(d) To support him

Ans: (c)




FLOURISH

(a) Perish

(b) Degenerate

(c) decay

(d) dismiss

Ans: (b)





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