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NTSE PHYSICS SAMPLE PAPER

1.  1 fermi is equal to

(a) 10 –15 m (b) 1015 m

(c) 10 –12 m (d) 10 –12 m

2. Pound is the unit of ____ in the F.P.S. system.

(a) Mass (b) Length

(b) Time (d) Temperature

3.  Which of the following figure would probable show the velocity-timegraph fro a body whose acceleration-time graph is shown in figure.

(a) (b)

(c) (d)

t

a

4.  The velocity-time graph of a body falling from rest under gravity and rebounding from a

solid surface is represented by which of the graphs shown in figure.

v

v

t

(a) (b)

v

t

v

t

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(c) (d)

5.  A monkey is at rest on a weightless rope which goes over a pulley andis tied to a bunch of bananas at the other end. The weight of thebunch of bananas is exactly the same as that of the monkey. Thepulley is frictionless and weightless. The monkey starts to climb up the

rope to reach the bananas. As he climbs, the distance between himand the bananas will

MonkeyBananas

(a) Decrease (b) Increase

(c) First decrease and then increase (d) Remain unchanged

6.  The masses of 10 kg and 20 kg respectively are connected by amassless spring. A force of 200 N  acts on the 20 kg mass hasan acceleration of 12 ms

 –2, what is the acceleration of 20 kg

mass?

10 kg20 kg

200 N  

(a) 12 ms –2  (b) 4 ms –2

(c) 10 ms –2  (d) Zero

7.  The equation, ,2

21

d 

mGmF  is applicable only to

(a) Cylindrical bodies (b) Spherical bodies

(c) Elliptical bodies (d) Charged bodies

8.  A bom is released from a flying aeroplane. Its path will be

(a) An arc of a circle

(b) Parabola

(c) A zig-zag path

(d) A straight vertical path in the downward direction

9.  Two bodies of equal weight are kept at heights of h and 1.5 h respectively. The ratio of

their P.E. is

(a) 3 : 2 (b) 2 : 3

(c) 1 : 1 (d) None of these

10.  In which of the following cases will the work done be maximum? The body is moved

through a distance S on the ground figure.

(a)

30°

F (b)

60°

F

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(c)

40°

F (d)

F

11.  A graph is plotted taking C along the Y-axis and F along the X-axis. It is a/an

(a) Parabola (b) Straight line

(c) Ellipse (d) Circle

12.  If 10 g of ice at 0 C mixes with 10 g of water at 10 C, then the final temperature t   is

given by

(a) )10(10)0(10)8010( t t    (b) )0(10)10(108010 t t   

(c) C t  5   (d) C t  0  

13.  The relation between L and T 2 is

(a)T 2  

L

(b)T 2  

L(c)

T 2  

L

(d)T 2  

L14.  Which of the following correctly depicts reflections in case of plane mirror inclined at

40º?

(a)

40 50

90

(b)

40 40

80

(c)

40

3070

(d)

40

4585

15.  A ray of light is incident on a plane mirror at an angle . If the angle between the incident

and reflected rays in 80º, what is the value of

(a) 40º (b) 50º

(c) 45º (d) 55º

16.  Which of the following correctly represents graphical relation between angle of incidence

(i ) and angle of reflection (r )?

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(a) y

 x

i

r

O

(b) y

 x

i

r

O

(c) y

 x

i

rO

(d) y

 x

i

rO

17.  Which of the following correctly represents graphical relation between sine of angle of

incidence (i ) and sine of angle of refraction (r )?

(a) y

 x

sin i

sin rO

(b) y

 x

sin i

sin rO

(c) y

 x

sin i

sin rO

(d) y

 x

sin i

sin rO

18. How will the reading in the ammeter  A  be affected if another identical bulb Q  is

connected in parallel to P ? The voltage in the mains is maintained at a constant value.

(a) The reading will be reduced to one-limit (b) The reading will not be affected

(c) The reading will be double the previous value.

(d) The reading will be increased four-fold

PMains Q

Switch

 A

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19. In the circuit shown below, the ammeter  A  reads 5  A  andthe voltmeter V  reads 20 V . The correct value of resistanceR  is

(a) exactly 4

(b) slightly greater than 4

(c) slightly less than 4

(d) zero

R

V

 A

20. A long straight wire carries a heavy current. An electron is traveling parallel to the wire in

the opposite direction to the current. The electron experiences a force f   when its

distance from the wire is 1 m. If the electron was traveling in direction perpendicular to

the wire, then the force on when it is 1 m from the wire is

(a) f   (b) 2f  

(c)2

f   (d) zero

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NTSE PHYSICS SAMPLE PAPER

1. (a)

2. (a)

3. (a)

4. (a)

5. (d)

6. (b)

7. (b)

8. (b)

9. (b)

10. (d)

11. (b)

12. (d)

13. (a)

14. (a)

15. (b)

16. (d)

17. (a)

18. (c)

19. (b)

20. (a)