Question # 1

When average velocity becomes equal to instantaneous than body is called moving with.

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Instantaneous acceleration

Constant acceleration

Constant velocity

Variable velocity

A force of 10 N acts on a body of mass 5 kg in one second. The change in its momentum will be.

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10 kgms-1

50 kg ms-1

2 kg ms-1

20 kg ms-1

Height of projectile is maximum at an angle of.

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45^o

60^o

30^o

90^o

The horizontal range of a projectile of 30^owith horizontal is same at an angle.

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40^o

45^o

90^o

60^o

Unit of impulse is equivalent to that of.

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Force

Momentum

Acceleration

Velocity

The path followed by a projectile in known as its

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Range

Trajectory

Cycle

Height

The mass of an object is quantitative measure 0 its

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Momentum

Acceleration

Inertia

Energy

In the absence of external force, the change in momentum is.

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Zero

Constant

Decreasing

Increasing

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

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Maximum

Positive

Zero

Negative

Rate of change of velocity is called

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Speed

Acceleration

Displacement

Torque

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