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Physics English Medium Fsc Part 1 Chapter 3 Online MCQs 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

If the slope of a velocity time graph gradually decreases than body is said to be moving with

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Positive acceleration

Negative acceleration

Uniform velocity

None

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Question # 3

In matter, the Atoms are in a state of never ending

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Motion

Rest

Change

State of decline

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Question # 4

the acceleration along x -axis direction in case of projectile is.

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Zero

Equal to gravity

Maximum

Constant

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Question # 5

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 # 6

When the body moves with constant acceleration the velocity time graph is

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Parabola

Hyperbola

Straight line

Curve

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Question # 7

A paratooper moves downward with

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Zero acceleration

Constant acceleration

Positive acceleration

Negative acceleration

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Question # 8

For maximum range the angle of projection must be

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30^o

45^o

60^o

90^o

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Question # 9

When the projectile reaches the highest point of trajectory, the vertical component of velocity becomes.

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Small

Zero

Maximum

Vi cos

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Question # 10

The velocity of a projectile is maximum

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At the highest point

At point of launching and just before striking the ground

At half of the height

After striking the ground

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