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Physics Fsc Part 1 Chapter 3 Online Test MCQs With Answers

Question # 1

The action and reaction never act on

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Same body

Two bodies

many bodies

All of these

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Question # 2

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 # 3

For a rocket , the change in momentum per second of the ejecting gases is equal.

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Acceleration of the rocket

Momentum of rocket

Velocity of rocket

Thrust acting on rocket

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Question # 4

The equations of motion hold good for

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Variable acceleration

Uniform acceleration

Centripetal acceleration

All of these

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Question # 5

If the initial velocity of a projectile becomes doubled, the time of fight will be.

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Same

4 times

Double

3 times

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Question # 6

No body begins to move or comes to rest of itself was given by

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Newton

Pascal

Bernoulli

Bu Ali Sina

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Question # 7

Total change in momentum of an isolated system is

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Always (+) ve

Always (-) ve

Has maximum value

Zero

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Question # 8

the shortest distance between two points is called.

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Speed

Acceleration

Distance

Displacement

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Question # 9

The shape of trajectory of short range projectile is

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Straight line

Circle

Elliptical

Parabolic

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Question # 10

An athlete runs with a speed of 12 ms-1. Determine the longest jump he can undertake.

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12 m

14.4 m

24 m

16.2 m

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