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Physics Fsc Part 1 Chapter 3 Online Test MCQs With Answers

Question # 1

Rate of change of displacement is called

Choose an answer

Speed

Velocity

Kinetic energy

None of these

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Question # 2

The ballistic missiles are used only for

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Long range

Short range

Medium range

Constant range

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Question # 3

Before the launch of a rocket the mass of fuel of the rocket is approximately consists of.

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60%

50%

80%

100%

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Question # 4

Distance covered by a freely falling body is 2 seconds will be

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9.8 m

19.6 m

44.4 m

49 m

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Question # 5

Change of momentum is equal to

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Force

Tension

Impulse

Pressure

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Question # 6

Rate of change of velocity is called

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Speed

Acceleration

Displacement

Torque

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Question # 7

A ball is thrown up with 20 ms-1 at an angle of 60 ^owith x-axis , the velocity of the ball at the top position is.

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0 ms-1

10 ms-1

20 ms-1

16 ms-1

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Question # 8

A body covers a distance of 10 m in 1 sec with a constant velocity of 10 ms-1 , Acceleration produced by the body is.

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0 ms-1

2 ms-2

5 ms-2

10 ms-2

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Question # 9

If velocity time graph is parallel to time axis, then acceleration of moving body will be.

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Maximum

Positive

Zero

Negative

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Question # 10

A mass of 1 kg is freely falling. The force of gravity is.

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1 N

9.8 N

0.5 N

Zero

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