Question # 1

Average acceleration is a

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Scalar quantity

Vector quantity

(-) ve quantity

None of these

If a mass of a body is doubled, then acceleration becomes.

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Double

Half

One fourth

Constant

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

A frame of reference stationed at the earth is an

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Inertial frame

None internal frame

Accelerated frame

Laboratory frame

A ball is thrown up vertically, it takes 3 sec to reach maximum height. Its initial velocity is.

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10 ms-1

12.2 ms-1

15 ms-1

29.4 ms-1

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

The trajectory of a projectile is.

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Circle

Parabola

Hyperbola

Straight line

The action and reaction never act on

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Same body

Two bodies

many bodies

All of these

A typical rocket consumes fuel about

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40000 Kgs-1

30000 Kgs-1

20000 Kg s-1

10000 Kgs-1

Newton's laws of motion were published in

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1587

1687

1787

1887

Unit of acceleration is

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ms-1

ms

ms-2

m2s

the shortest distance between two points is called.

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Speed

Acceleration

Distance

Displacement

The equations of motion hold good for

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Variable acceleration

Uniform acceleration

Centripetal acceleration

All of these

At what speed the momentum and kinetic energy of a body having the same.

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1 ms-1

2 ms-1

4 ms-1

8 ms-1

Kg ms-1 can also be written as

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Nm

Ns

Ns-1

Js

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

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Motion

Rest

Change

State of decline

An object of mass 1 kg moving with acceleration 0 1 ms-2 will experience a force of.

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10^-2 N

10^-3 N

1 N

1 dyne

Slope of velocity time graph describes a physical quantity called.

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Displacement

Average velocity

Average acceleration

Momentum

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Physics English Medium Fsc Part 1 Chapter 3 Online MCQs Test MCQs With Answers

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