12/13/2018 View Question Paper - Uttar Gujarat Vij Engeering_1300- 1430.pdf · Question No.8 1.00...

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12/13/2018 View Question Paper file:///Z:/NSEIT_MIS(1)/Post%20Exam%20Report-Shared%20folder/Urjas/Exam%2025.11.2018/ViewQP/Working%20-%20Ajay/310121_Electrical_4… 1/21 Date: 25-Nov-2018 Batch Time: 13:00- 14:30 Examination: Junior Engineer - Electrical Section 1 - GENERAL KNOWLEDGE Question No.1 1.00 Bookmark Mrs. Srimavo Bandaranaike was the first female Prime Minister in the world. Name of the country for which she was Prime Minister is ___________? (A) Iceland - (Alternative 2 ) (B) Sri Lanka - (Alternative 3 ) (C) Philippines - (Alternative 4 ) (D) Israel - (Alternative 1 ) Question No.2 1.00 Bookmark In 1921 All India Home Rule League changed its name to ______________? (A) Non-Co-operation Movement - (Alternative 3 ) (B) Swarajya Sabha - (Alternative 1 ) (C) Azad Hind Fauj - (Alternative 4 ) (D) Civil Disobedience Movement - (Alternative 2 ) Question No.3 1.00 Bookmark Who is the present Chief Election Commissioner of India? (A) Harivansh - (Alternative 4 ) (B) Sunil Arora - (Alternative 3 ) (C) Om Prakash Rawat - (Alternative 1 ) (D) Ashok Lavasa - (Alternative 2 ) Question No.4 1.00 Bookmark Who among the following is the first Indian to receive the Nobel Prize? (A) Mother Teresa - (Alternative 2 ) (B) Rabindranath Tagore - (Alternative 3 ) (C) C.V.Raman - (Alternative 1 ) (D) Kailash Satyarthi - (Alternative 4 ) Question No.5 1.00 Bookmark The amount of funds that banks have to maintain with the Reserve Bank of India (RBI) at all times is called____________ (A) SLR - (Alternative 1 ) (B) Bank Rate - (Alternative 2 ) (C) Repo Rate - (Alternative 4 ) (D) CRR - (Alternative 3 ) Question No.6 1.00

Transcript of 12/13/2018 View Question Paper - Uttar Gujarat Vij Engeering_1300- 1430.pdf · Question No.8 1.00...

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Date: 25-Nov-2018Batch Time: 13:00- 14:30Examination: Junior Engineer - ElectricalSection 1 - GENERAL KNOWLEDGE

Question No.1 1.00Bookmark

Mrs. Srimavo Bandaranaike was the first female Prime Minister in the world. Name of the countryfor which she was Prime Minister is ___________? (A) Iceland - (Alternative 2 )

(B) Sri Lanka - (Alternative 3 ) (C) Philippines - (Alternative 4 ) (D) Israel - (Alternative 1 )

Question No.2 1.00Bookmark

In 1921 All India Home Rule League changed its name to ______________? (A) Non-Co-operation Movement - (Alternative 3 )

(B) Swarajya Sabha - (Alternative 1 ) (C) Azad Hind Fauj - (Alternative 4 )

(D) Civil Disobedience Movement - (Alternative 2 )

Question No.3 1.00Bookmark

Who is the present Chief Election Commissioner of India? (A) Harivansh - (Alternative 4 )

(B) Sunil Arora - (Alternative 3 ) (C) Om Prakash Rawat - (Alternative 1 )

(D) Ashok Lavasa - (Alternative 2 )

Question No.4 1.00Bookmark

Who among the following is the first Indian to receive the Nobel Prize? (A) Mother Teresa - (Alternative 2 )

(B) Rabindranath Tagore - (Alternative 3 ) (C) C.V.Raman - (Alternative 1 )

(D) Kailash Satyarthi - (Alternative 4 )

Question No.5 1.00Bookmark

The amount of funds that banks have to maintain with the Reserve Bank of India (RBI) at all timesis called____________

(A) SLR - (Alternative 1 ) (B) Bank Rate - (Alternative 2 )

(C) Repo Rate - (Alternative 4 ) (D) CRR - (Alternative 3 )

Question No.6 1.00

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Bookmark Which of the following languages is recognized as a Official Language under the Eighth Scheduleof Indian Constitution?

(A) Lepcha - (Alternative 2 ) (B) Nagpuri - (Alternative 3 ) (C) Maithili - (Alternative 1 ) (D) Kamtapuri - (Alternative 4 )

Question No.7 1.00Bookmark

'Cue' is a term used (A) Billiards - (Alternative 1 )

(B) Bridge - (Alternative 2 ) (C) Golf - (Alternative 3 )

(D) Horse Racing - (Alternative 4 )

Question No.8 1.00Bookmark

‘ Munich’ known for its art and culture is located in which country? (A) Switzerland - (Alternative 2 )

(B) Turkey - (Alternative 3 ) (C) France - (Alternative 1 ) (D) Germany - (Alternative 4 )

Question No.9 1.00Bookmark

Who compiled the “Adi Granth” ? (A) Guru Govind Singh - (Alternative 4 )

(B) Guru Nanak - (Alternative 1 ) (C) Guru Arjan Dev - (Alternative 2 )

(D) Guru Ramdas - (Alternative 3 )

Question No.10 1.00Bookmark

Where does the Indus River originates? (A) Punjab - (Alternative 3 )

(B) Pakistan - (Alternative 1 ) (C) Tibetan Plateau - (Alternative 2 )

(D) Gilgit-Baltistan - (Alternative 4 )

Section 2 - ENGLISH LANGUAGE

Question No.1 1.00Bookmark

Choose the best option from the given alternatives which can be substituted for the givenword/sentence.

An imaginary ideal society free from poverty and suffering

(A) Utopia - (Alternative 4 ) (B) Regalia - (Alternative 3 )

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(C) Potable - (Alternative 2 ) (D) Pantheism - (Alternative 1 )

Question No.2 1.00Bookmark

Fill in the blanks with suitable Preposition from the given alternatives.

Everyone voted __________ the union leader in the election. (A) against - (Alternative 4 )

(B) at - (Alternative 2 ) (C) in - (Alternative 3 ) (D) between - (Alternative 1 )

Question No.3 1.00Bookmark

Fill in the blanks with suitable Idiom/Phrase from the given alternatives.

During the ________________ of summer, I always visit a cool tourist place with my family. (A) End of the day - (Alternative 2 )

(B) Dog days - (Alternative 3 ) (C) Middle of the road - (Alternative 1 )

(D) Salad days - (Alternative 4 )

Question No.4 1.00Bookmark

choose the best option from the given alternatives which can be substituted for the givenword/sentence.

One who is in love with himself/herself

(A) Numismatist - (Alternative 3 ) (B) Introvert - (Alternative 2 )

(C) Narcissist - (Alternative 4 ) (D) Iconoclast - (Alternative 1 )

Question No.5 1.00Bookmark

Fill in the blanks with suitable Word from the given alternatives.

The Management asked the officials to ______________ the documents of the candidates. (A) Scrutinize - (Alternative 1 )

(B) Estimate - (Alternative 3 ) (C) Balance - (Alternative 4 ) (D) Scuffle - (Alternative 2 )

Question No.6 1.00Bookmark

Choose the word which expresses nearly the opposite meaning of the given word "MOURNED" (A) Hurt - (Alternative 2 )

(B) Grieve - (Alternative 3 ) (C) Delight - (Alternative 4 )

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(D) Agonize - (Alternative 1 )

Question No.7 1.00Bookmark

Fill in the blanks with suitable Preposition from the given alternatives.

The results will be displayed ______ the notice board. (A) with - (Alternative 4 )

(B) over - (Alternative 3 ) (C) at - (Alternative 2 )

(D) on - (Alternative 1 )

Question No.8 1.00Bookmark

Fill in the blanks with suitable Article from the given alternatives.

I found _____ old letter, sent by my office while cleaning the house yesterday. (A) a - (Alternative 1 )

(B) an - (Alternative 3 ) (C) No article - (Alternative 4 )

(D) the - (Alternative 2 )

Question No.9 1.00Bookmark

Choose the word which best expresses the similar meaning of the given word "BREVITY" (A) Longevity - (Alternative 1 )

(B) Stability - (Alternative 4 ) (C) Permanence - (Alternative 3 )

(D) Crispness - (Alternative 2 )

Question No.10 1.00Bookmark

In the following question, one part of the sentence may have an error. Find out which part of thesentence has an error and select the option corresponding to it. If the sentence contains no error,Select "No error'' option. (Avoid punctuation errors)

(A) Each of the eight girls

(B) in the class has (C) completed their work.

(D) NO ERROR. (A) D - (Alternative 4 )

(B) C - (Alternative 1 ) (C) B - (Alternative 2 )

(D) A - (Alternative 3 )

Section 3 - ELECTRICAL ENGINEERING

Question No.1 1.00Bookmark

Calculate the value of ∮ H.dl, for the currents and closed path of figure

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(A) 10 A - (Alternative 2 ) (B) -70 A - (Alternative 3 ) (C) 70 A - (Alternative 1 )

(D) -10 A - (Alternative 4 )

Question No.2 1.00Bookmark

Which of the following relay is used to detect incipient faults which are initially minor but maycause major faults in due course of time in a transformer?

(A) over current relays - (Alternative 1 ) (B) thermal relays - (Alternative 2 )

(C) temperature sensitive relays - (Alternative 3 ) (D) Bucholz relay - (Alternative 4 )

Question No.3 1.00Bookmark

For a ramp input, the steady state error for G(s)=k(s+z1)(s+z2)/s(s+p1)(s+p2) is (A) 1/Kv - (Alternative 3 )

(B) Infinity - (Alternative 2 ) (C) 0 - (Alternative 1 )

(D) Kv - (Alternative 4 )

Question No.4 1.00Bookmark

A synchronous motor has excitation emf of 0.6 pu. If it is operated from a bus voltage of 1.0 puand drawing 1.0 pu zero power factor leading current, the synchronous reatance of the motor willbe

(A) 0.4 - (Alternative 1 ) (B) 2.6 - (Alternative 4 )

(C) 1 - (Alternative 2 ) (D) 1.6 - (Alternative 3 )

Question No.5 1.00Bookmark

Which controller is used for improving steady state performance? (A) Integral Controller - (Alternative 1 )

(B) Proportional Controller - (Alternative 2 ) (C) Derivative Controller - (Alternative 3 )

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(D) None of the above - (Alternative 4 )

Question No.6 1.00Bookmark

In a three phase unbalanced, four wire star connected system, the current in the neutral wire isgiven as

(A) zero - (Alternative 1 ) (B) vector sum of the currents in the three lines - (Alternative 4 )

(C) √3 times the current in each phase - (Alternative 3 ) (D) three time the current in individual phase - (Alternative 2 )

Question No.7 1.00Bookmark

A 5 kVA transformer has iron losses and full load copper losses are 250 W, 350W respectively.The tranformer will deliver maximum efficiency when the total loss is

(A) 250W - (Alternative 2 ) (B) 600W - (Alternative 1 ) (C) 350W - (Alternative 3 ) (D) 500W - (Alternative 4 )

Question No.8 1.00Bookmark

A single phase full wave thyristor converter is supplying an RL load. The supply voltage is 200 V,and triggering angle is 60o. If the load is drawing a constant current from the sourse the outputvoltage will be

(A) 75 V - (Alternative 3 ) (B) 90 V - (Alternative 1 ) (C) 135 V - (Alternative 4 ) (D) 110 V - (Alternative 2 )

Question No.9 1.00Bookmark

The type of DC generator suitable for battery charging in automobiles is (A) DC shunt - (Alternative 2 )

(B) DC differentially compound - (Alternative 3 ) (C) DC cummulative compound - (Alternative 4 ) (D) DC series - (Alternative 1 )

Question No.10 1.00Bookmark

The transfer function of a system is (C(S))/(R(S))= K/(s(s^2+2s+2)(s+2)). Find the range of K forwhich the system will be stable.

(A) - (Alternative 3 )

(B) - (Alternative 4 )

(C)

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- (Alternative 1 )

(D) - (Alternative 2 )

Question No.11 1.00Bookmark

For an EHV transmission line, to increase transmission capacity of the line which of the follwing isused

(A) Series inductive compensation - (Alternative 1 ) (B) Shunt inductive compensation - (Alternative 3 ) (C) Shunt capacitive compensation - (Alternative 4 ) (D) Series capacitive compensation - (Alternative 2 )

Question No.12 1.00Bookmark

The time taken to perform one iteration of the computation in GS method as compared to NRmethod is

(A) indefinite - (Alternative 4 ) (B) relatively small - (Alternative 3 )

(C) relatively high - (Alternative 1 ) (D) equal - (Alternative 2 )

Question No.13 1.00Bookmark

Point charges 50 nC, -40 nC, and 60 nC are located at (-1,0,8), (0,-1.5,0.5), and (1,1, -1),respectively. The total flux leaving a cube of side 4 m centered at the origin is:

(A) -100 nC - (Alternative 4 ) (B) -20 nC - (Alternative 1 )

(C) 20 nC - (Alternative 3 ) (D) 10 nC - (Alternative 2 )

Question No.14 1.00Bookmark

The range of wind speed suitable for wind power generator is (A) 25-50m/s - (Alternative 3 )

(B) 5-25 m/s - (Alternative 2 ) (C) 50-70 m/s - (Alternative 4 ) (D) 0-5 m/s - (Alternative 1 )

Question No.15 1.00Bookmark

In two Wattmeter method if one of the wattmeter reads twice that of the other, then (A) Power factor is unity - (Alternative 1 )

(B) Phase angle is 30 degree lag - (Alternative 2 ) (C) Power factor is zero - (Alternative 3 )

(D) None of the above - (Alternative 4 )

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Question No.16 1.00Bookmark

The energy stored in an 10 m long solenoid with 4000 turns and cross section of 5 square meterwhich carries the current of 20 mA in the coil is

(A) 2 mJ - (Alternative 3 ) (B) 50 μ J - (Alternative 1 ) (C) 2 μ J - (Alternative 2 )

(D) 15 μ J - (Alternative 4 )

Question No.17 1.00Bookmark

The Energy Conservative element in a mechanical system is (A) Mass - (Alternative 1 )

(B) Spring - (Alternative 2 ) (C) Both (1) and (2) - (Alternative 3 )

(D) Damper - (Alternative 4 )

Question No.18 1.00Bookmark

Voltage shunt feedback amplifiers are also called as (A) Inverting amplifier without feedback - (Alternative 4 )

(B) Non-inverting amplifier without feedback - (Alternative 2 ) (C) Inverting amplifier with feedback - (Alternative 3 )

(D) Non-inverting amplifier with feedback - (Alternative 1 )

Question No.19 1.00Bookmark

In the circuit, the transistor has a large β value (VBE=0.7V). Find the current through RC.

(A) 2mA - (Alternative 2 ) (B) 1.6mA - (Alternative 4 )

(C) 1mA - (Alternative 3 )

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(D) 0.5mA - (Alternative 1 )

Question No.20 1.00Bookmark

What is the purpose of Direct Memory Access (DMA) facility in microprocessor based system? (A) to increase the speed of data transfer between the microprocessor and the I/O device -

(Alternative 1 ) (B) to increase the speed of data transfer between the memory and the I/O device -

(Alternative 3 ) (C) to increase the speed of data transfer between the μP and the memory - (Alternative 2 )

(D) to improve thr reliability of the system - (Alternative 4 )

Question No.21 1.00Bookmark

For a relay, whose relay setting is 50% and the CT ratio is 500/5. What will be the value of faultcurrent when the plug setting multiplier is 8.

(A) 3000A - (Alternative 3 ) (B) 2000A - (Alternative 2 ) (C) 4000A - (Alternative 4 )

(D) 1000A - (Alternative 1 )

Question No.22 1.00Bookmark

Determine the current through all the parallel resistors

(A) 5.5, 4.5, 1.5 - (Alternative 1 ) (B) 2.5, 1.67, 0.83 - (Alternative 2 )

(C) 3, 2, 1 - (Alternative 3 ) (D) 3.5, 2.7, 1.8 - (Alternative 4 )

Question No.23 1.00Bookmark

A straight conductor carries a current of 4πA. The magnetic field intensity at a distance of 5 cmfrom axis of the conductor is

(A) 20 A/m - (Alternative 1 ) (B) 1.25 A/m - (Alternative 4 )

(C) 0.8 A/cm - (Alternative 3 ) (D) 0.4 A/cm - (Alternative 2 )

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Question No.24 1.00Bookmark

Which of the following circuit breakers can be used in an indoor substation of 220 kV? (A) Air - (Alternative 2 )

(B) Oil - (Alternative 4 ) (C) SF6 - (Alternative 1 )

(D) Vaccum - (Alternative 3 )

Question No.25 1.00Bookmark

A system has eigen values -2 and -3. What will be the response of the system? (A) Cannot be determined - (Alternative 1 )

(B) Overdamped response - (Alternative 2 ) (C) Underdamped response - (Alternative 3 )

(D) Undamped response - (Alternative 4 )

Question No.26 1.00Bookmark

The size of jacobian matrix of a 13 bus power system with 5 voltage controlled buses and a slackbus is

(A) 21x21 - (Alternative 2 ) (B) 15x15 - (Alternative 3 ) (C) 19x19 - (Alternative 4 ) (D) 17x17 - (Alternative 1 )

Question No.27 1.00Bookmark

The ratio between the fundamental current component and the total current component is called (A) displacement factor - (Alternative 1 )

(B) power factor - (Alternative 3 ) (C) harmonic factor - (Alternative 4 )

(D) distortion factor - (Alternative 2 )

Question No.28 1.00Bookmark

A 220 V, 40 A DC shunt motor has Ra = 0.3 Ω. The resistance to be inserted in armature circuitduring starting so that the starting current does not exceed twice the rated value is

(A) 5.2Ω - (Alternative 2 ) (B) 5.8Ω - (Alternative 4 ) (C) 2.45Ω - (Alternative 1 )

(D) 5.5Ω - (Alternative 3 )

Question No.29 1.00Bookmark

What is the minimum number of NAND and NOR gates required to construct half adder sum ? (A) 5,5 - (Alternative 3 )

(B) 4,5 - (Alternative 1 ) (C) 5,4 - (Alternative 4 )

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(D) 4,4 - (Alternative 2 )

Question No.30 1.00Bookmark

Which of the following flags is not a part of Flag register of 8085 microprocessor? (A) Auxillary Carry Flag - (Alternative 2 )

(B) Sign Flag - (Alternative 3 ) (C) Overflow Flag - (Alternative 4 )

(D) Carry Flag - (Alternative 1 )

Question No.31 1.00Bookmark

When the nature of fault in a power system is L-L-G, the three sequence voltages at the point offault are found to be

(A) zero - (Alternative 1 ) (B) equal - (Alternative 2 )

(C) not equal - (Alternative 3 ) (D) none of the above - (Alternative 4 )

Question No.32 1.00Bookmark

Consider the following statements: A three phase induction motor is connected to the grid. If P is active power and Q is reactive

power, the signs of P and Q are respectively 1. positive and positive while operating as motor

2. positive and negative while operating as motor 3. negative and positive while operating asgenerator

4. positive and positive while operating as generator (A) 1,4 are corrrect - (Alternative 3 )

(B) 2,4 are correct - (Alternative 2 ) (C) 2,3 are correct - (Alternative 4 ) (D) 1,3 are correct - (Alternative 1 )

Question No.33 1.00Bookmark

Which of the following is true with respect to bridges? 1. Schering's bridge is used to measure inductance of the coil

2. Heavside Campbell bridge is used to measure capacitance 3. Wien's bridge is used for measuring frequency of the coil

4.Hay's bridge is used to measure capacitance of the coil (A) 1, 2, 3 and 4 - (Alternative 4 )

(B) 2 and 4 - (Alternative 2 ) (C) 3 only - (Alternative 3 ) (D) 1 only - (Alternative 1 )

Question No.34 1.00Bookmark

Which of the following is correct for an auto transformer for using it in transmission anddistribution?

(A) eddy current loss should be reduced - (Alternative 4 ) (B) hysteresis loss should be reduced - (Alternative 1 )

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(C) efficiency considerations should ignored - (Alternative 2 ) (D) transformation ratio should be small - (Alternative 3 )

Question No.35 1.00Bookmark

What happens if the potentiometer is connected to negative supply?

(A) Output waveform below +Vref will be clipped off - (Alternative 4 ) (B) Output waveform below -Vref will be clipped off - (Alternative 1 )

(C) Output waveform above +Vref will be clipped off - (Alternative 2 ) (D) Output waveform above -Vref will be clipped off - (Alternative 3 )

Question No.36 1.00Bookmark

A 220 v DC supply is connected to a DC chopper which is operating on TRC control mode at afrquecy of 5 kHz. When the output is 110 V, the ON and OFF period of each cycle are respectively

(A) 150 μs,50 μs - (Alternative 2 ) (B) 50 μs,50 μs - (Alternative 3 )

(C) 50 μs,150 μs - (Alternative 1 ) (D) 100 μs,100 μs - (Alternative 4 )

Question No.37 1.00Bookmark

Which of the following logic expressions represents the logic diagram shown?

(A) X=AB’+A’B - (Alternative 1 ) (B) X=(AB)’+AB - (Alternative 2 ) (C) X=A’B’+AB - (Alternative 4 )

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(D) X=(AB)’+A’B’ - (Alternative 3 )

Question No.38 1.00Bookmark

For a transfer function G(s)=1/s , the bode plot will be (A) -20 db/decade and phase shift of - π/2 - (Alternative 2 )

(B) Constant magnitude and phase shift of π/2 - (Alternative 4 ) (C) Zero magnitude and zero phase shift - (Alternative 1 )

(D) Constant magnitude and constant phase shift angle - (Alternative 3 )

Question No.39 1.00Bookmark

In a single phase transformer, which kind of load gives highest voltage regulation (A) unity power factor - (Alternative 2 )

(B) 0.8 power factor lagging - (Alternative 1 ) (C) 0.7 power factor leading - (Alternative 4 ) (D) 0.8 power factor leading - (Alternative 3 )

Question No.40 1.00Bookmark

In a thyristor, the relation between the holding current Ih and the latching current Il is (A) - (Alternative 1 )

(B) - (Alternative 2 )

(C) - (Alternative 3 )

(D) - (Alternative 4 )

Question No.41 1.00Bookmark

In an integrated power systems, pumped storage power plant is most suitable to meet (A) base load only - (Alternative 1 )

(B) peak load only - (Alternative 2 ) (C) peak load and base load - (Alternative 3 )

(D) none of the above - (Alternative 4 )

Question No.42 1.00Bookmark

What is the barrier potential for the germanium diode ? (A) 1.45 V - (Alternative 3 )

(B) 0.7 V - (Alternative 2 ) (C) 0.9 V - (Alternative 4 ) (D) 0.3 V - (Alternative 1 )

Question No.43 1.00Bookmark

Point charges of 1.5 μC each are located at A(2, 0, 0), B(-2, 0,0), C(0, 2, 0), and D(0, −2, 0) in

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freespace. Find the total force on the charge at A. (A) 8.6 mN - (Alternative 2 )

(B) 7.6 mN - (Alternative 4 ) (C) 9.6 mN - (Alternative 3 ) (D) 4.8 mN - (Alternative 1 )

Question No.44 1.00Bookmark

Which of the following determines the capacitance of a capacitor? (A) plate area, dielectric strength and plate seperation - (Alternative 2 )

(B) plate area,dielectric constant and plate seperation - (Alternative 4 ) (C) temperature co-efficient, plate area and plate seperation - (Alternative 3 )

(D) voltage rating, dielectric constant and temperature co-efficient - (Alternative 1 )

Question No.45 1.00Bookmark

A two port network is defined by the relations I1=V1+2V2 and I2=3V1+2V2. then Z12 is (A) -2 - (Alternative 1 )

(B) 2 - (Alternative 3 ) (C) 1/2 - (Alternative 4 )

(D) -1/2 - (Alternative 2 )

Question No.46 1.00Bookmark

Find the centroid value for the open loop transfer function G(s)=K/s(s+2)(s+4) (A) -6 - (Alternative 4 )

(B) 4 - (Alternative 3 ) (C) -1 - (Alternative 1 ) (D) -2 - (Alternative 2 )

Question No.47 1.00Bookmark

Which of the following are the propertiies of state transition matrix ?

1. ϕ^(-1) (t)=ϕ(-t) 2. ϕ(t-1+t - 2 )=ϕ(t- 2 )ϕ(t -1)

3. ϕ(0)=I (A) 1 and 2 - (Alternative 3 )

(B) 1 - (Alternative 1 ) (C) 2 - (Alternative 2 ) (D) 1,2 and 3 - (Alternative 4 )

Question No.48 1.00Bookmark

For a single phase square wave inverter, what is the persentage of the third order harmoniccomponent in relation to the fundamental component

(A) 25% - (Alternative 1 ) (B) 33.33% - (Alternative 2 )

(C) 48% - (Alternative 3 )

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(D) 15.30% - (Alternative 4 )

Question No.49 1.00Bookmark

Find the current through 3 Ω resistor in the figure shown below

(A) 2A - (Alternative 2 ) (B) 1A - (Alternative 1 ) (C) 5A - (Alternative 4 )

(D) 3A - (Alternative 3 )

Question No.50 1.00Bookmark

The collector current is 2.945 A and α=0.98. The leakage current is 2 μA. What is the emittercurrent and base current?

This Question is Dropped

Question No.51 1.00Bookmark

The change in collector emitter voltage from 6V to 9V causes increase in collector current from6mA to 6.3mA. Determine the dynamic output resistance.

(A) 20kΩ - (Alternative 1 ) (B) 10kΩ - (Alternative 2 ) (C) 60kΩ - (Alternative 4 )

(D) 50kΩ - (Alternative 3 )

Question No.52 1.00Bookmark

The power factor of a single phase full wave diode bridge rectifier is (A) 0.45 lagging - (Alternative 1 )

(B) 0.707 lagging - (Alternative 2 ) (C) 0.9 lagging - (Alternative 4 )

(D) 0.707 leading - (Alternative 3 )

Question No.53 1.00Bookmark

Time constant of a series RC circuit is equal to

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(A) CR - (Alternative 2 ) (B) CR2/2 - (Alternative 4 )

(C) CR/2 - (Alternative 1 ) (D) CR2 - (Alternative 3 )

Question No.54 1.00Bookmark

For the circuit below the inductor is initially relaxed. The switch is closed at t=0. Find the value ofvoltage across 2 Ω resister at t = 0+.

(A) 0.5 V - (Alternative 3 ) (B) 5 V - (Alternative 4 )

(C) 3 V - (Alternative 2 ) (D) 2 V - (Alternative 1 )

Question No.55 1.00Bookmark

An active network is supplying a load. Rth and Vth at the terminals to which the load is connectedis 15 Ω and 90 V respectively. Then maximum power supplied to the load is

(A) 150 W - (Alternative 4 ) (B) 1350 W - (Alternative 1 ) (C) 1500 W - (Alternative 2 ) (D) 135 W - (Alternative 3 )

Question No.56 1.00Bookmark

The system with open loop transfer function is G(s)H(s)= 1/s(s^1+s+1). What is the gain margin ofthe system?

(A) 6 dB - (Alternative 3 ) (B) 0dB - (Alternative 1 )

(C) infinity - (Alternative 4 ) (D) 3 dB - (Alternative 2 )

Question No.57 1.00Bookmark

Determine the value of R in the circuit shown in the figure

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(A) 14 - (Alternative 2 ) (B) 10 - (Alternative 3 )

(C) 7 - (Alternative 4 ) (D) 9 - (Alternative 1 )

Question No.58 1.00Bookmark

Rotating magnetic field is produced in a shaded pole motor using (A) damper winding - (Alternative 4 )

(B) main winding - (Alternative 1 ) (C) armature coil - (Alternative 2 ) (D) shading coil - (Alternative 3 )

Question No.59 1.00Bookmark

The step response of a system is (1+e-3t). It is cascaded with another control block with impulseresponse of e-2t. The transfer function of the cascaded combination is

(A) 1/s(s+3) - (Alternative 4 ) (B) (2s+3)/s(s+2)(s+3) - (Alternative 1 )

(C) 2/(s+1)(s+2) - (Alternative 2 ) (D) 1/s(s+2) - (Alternative 3 )

Question No.60 1.00Bookmark

A bidirectional 4-bit shift register is storing the nibble 1110. Its input is LOW. The nibble 0111 iswaiting to be entered on the serial data-input line. After two clock pulses, the shift register isstoring ________

(A) 1110 - (Alternative 1 ) (B) 111 - (Alternative 2 )

(C) 1001 - (Alternative 4 ) (D) 1000 - (Alternative 3 )

Section 4 - COMPUTER KNOWLEDGE

Question No.1 1.00Bookmark

How many layers do Network Communication have? (A) 8 - (Alternative 4 )

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(B) 7 - (Alternative 3 ) (C) 6 - (Alternative 2 )

(D) 5 - (Alternative 1 )

Question No.2 1.00Bookmark

What is the shortcut key to select the whole document? (A) Ctrl+W - (Alternative 2 )

(B) Ctrl+T - (Alternative 3 ) (C) Ctrl+M - (Alternative 4 ) (D) Ctrl+A - (Alternative 1 )

Question No.3 1.00Bookmark

Which of these devices is not related to Magnets? (A) Magnetic Drum - (Alternative 3 )

(B) Floppy Drive - (Alternative 2 ) (C) Magnetic Disk - (Alternative 4 )

(D) Pen Drive - (Alternative 1 )

Question No.4 1.00Bookmark

What does RDBMS stand for? (A) Rational Database Management System - (Alternative 2 )

(B) Relational Database Management System - (Alternative 1 ) (C) Relational Database Management Software - (Alternative 4 )

(D) Relational Database Managerial System - (Alternative 3 )

Question No.5 1.00Bookmark

Which one of the following is not an internet browser? (A) Foxpro - (Alternative 4 )

(B) Chrome - (Alternative 3 ) (C) Opera - (Alternative 1 )

(D) Mozilla Firefox - (Alternative 2 )

Question No.6 1.00Bookmark

Which one of the following Operating System is proprietary to Microsoft? (A) Solaris - (Alternative 2 )

(B) Windows - (Alternative 4 ) (C) Linux - (Alternative 1 )

(D) Ubuntu - (Alternative 3 )

Question No.7 1.00Bookmark

What is the shortcut key to switch between the opened Excel files? (A) Ctrl+PageDown - (Alternative 4 )

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(B) Ctrl+PageUp - (Alternative 3 ) (C) Ctrl+Tab - (Alternative 2 )

(D) Shift+Tab - (Alternative 1 )

Question No.8 1.00Bookmark

What does FAT stand for? (A) Folder Authentication Transistor - (Alternative 4 )

(B) Folder Access Transfer - (Alternative 2 ) (C) File Accessing Table - (Alternative 1 )

(D) File Allocation Table - (Alternative 3 )

Question No.9 1.00Bookmark

Which one of the following is not an Operating System? (A) Unix - (Alternative 1 )

(B) DOS - (Alternative 3 ) (C) Lotus - (Alternative 2 )

(D) Linux - (Alternative 4 )

Question No.10 1.00Bookmark

Which one of the following features provide meaning of a word? (A) Spelling and Grammar - (Alternative 3 )

(B) Language - (Alternative 4 ) (C) Review - (Alternative 2 )

(D) Synonyms - (Alternative 1 )

Section 5 - GUJARATI LANGUAGE AND GRAMMAR

Question No.1 1.00Bookmark

કય જોડક સમાનાથ છ? (A) પડછદ : કદાવર - (Alternative 1 )

(B) માફી: સ - (Alternative 4 ) (C) ચડતી:પડતી - (Alternative 2 ) (D) લાભ: નકસાન - (Alternative 3 )

Question No.2 1.00Bookmark

િયાનો જમા આધાર હોય એ કઈ િવભિ ગણાય છ? (A) સદાન - (Alternative 2 )

(B) અપાદાન - (Alternative 3 ) (C) સબધ - (Alternative 4 )

(D) કરણ - (Alternative 1 )

Question No.3 1.00

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Bookmark શરડી ભગો એરડો પાણી પીએ-

કહવતનો સાચો અથ કયો િવકપ દશાવ છ? (A) લાગવગથી વશ પામી શકાય - (Alternative 3 )

(B) માણસ સવ ગણ સપ નથી - (Alternative 1 ) (C) એકની સાથ બીજ લાભ પામ - (Alternative 4 )

(D) ત અનભવ અનસાર ાન હોય - (Alternative 2 )

Question No.4 1.00Bookmark

નીચ પકી કહવતોના એવા કટલા અલગ-અલગ સમહ બન છ જ અલગ-અલગ અથ દશાવ છ? 1. સોબત તવી અસર

2. સજ તવો સાથરો ૩. સગ તવો રગ

4. ઝાઝા હાથ રિળયામણા (A) બધી જ કહવતો સમાનાથ છ - (Alternative 4 )

(B) કલ 2 સમહ - (Alternative 1 ) (C) મા 1 સમહ - (Alternative 3 ) (D) કલ ૩ સમહ - (Alternative 2 )

Question No.5 1.00Bookmark

ગાયોનો સમહ- એક શદમા શ કહવાય? (A) ગોધણ - (Alternative 1 )

(B) વદ - (Alternative 2 ) (C) ટોળ - (Alternative 3 ) (D) ભીડ - (Alternative 4 )

Question No.6 1.00Bookmark

િયાપદના અથમા જ વધારો કર એ શ કહવાય? (A) કવળયોગી - (Alternative 4 )

(B) િવશષણ - (Alternative 1 ) (C) નામયોગી - (Alternative 3 ) (D) િયાિવશષણ - (Alternative 2 )

Question No.7 1.00Bookmark

નીચમાથી કયો શદ "મફિલસ'નો િવરોધી છ? (A) સત - (Alternative 3 )

(B) મસાફર - (Alternative 2 ) (C) તવગર - (Alternative 1 ) (D) સય - (Alternative 4 )

Question No.8 1.00

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Bookmark નીચ પકી કઈ જોડણી સાચી છ?

(A) પિરસવાદ - (Alternative 4 ) (B) પરીસવાદ - (Alternative 2 )

(C) પિરસવાદ - (Alternative 1 ) (D) પરીસવાદ - (Alternative 3 )

Question No.9 1.00Bookmark

નીચમાથી કયા શદનો અથ 'પરાજય' એવો થાય છ? (A) અિભભવ - (Alternative 1 )

(B) યાહિત - (Alternative 4 ) (C) અનત - (Alternative 2 )

(D) િવચતર - (Alternative 3 )

Question No.10 1.00Bookmark

નીચમાથી કયા સમાસમા થમપદ સયા આવ? (A) કમધારય - (Alternative 2 )

(B) તપષ - (Alternative 4 ) (C) િગ - (Alternative 3 )

(D) બહીિહ - (Alternative 1 )