Question # 1

One revolution is equal to.

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90^o

180^o

360^o

270^o

The direction of angular velocity is determined.

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Left hands rule

Head to tail rule

Right hand rule

General rule

Which one of the following is into directed along the axis of rotation

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Angular acceleration

Angular momentum

Centripetal acceleration

Angular displacement

The work done by centripetal force is

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(-)ve

(+)ve

Maximum

Zero

The minimum number of correctly positioned communication satellites to cover whole populated earth is.

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2

3

100

200

Angular acceleration is produced by

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Power

Torque

Pressure

Force

The relation between the speed and hoop can be written as

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2

4

1/2

1/4

When a particle is moving along a circular path its projection along the diameter executes

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Linear motion

Vibratory motion

Rotatory motion

SHM

The equations of angular motion hold only in case when the axis of rotation is

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Moving

Fixed

Both a and b

None of these

The rate of change of angular velocity is called

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Angular velocity

Angular acceleration

Angular displacement

Angular speed

The largest satellite system is managed by

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116 countries

126 countries

136 countries

140 countries

2 radian = ____

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2 m

4 m

57.3 m

114.6 m

The diver spins faster when moment of inertia becomes.

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smaller

Greater

Constant

Zero

When a body is moving along a circular path, then such a motion is called

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Vibratory motion

Rotatory motion

Linear motion

None of these

When a body moves in circular motion, the angle between linear and angular velocity is.

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180^o

90^o

60^o

75.3^o

A body rotating with angular velocity of 2 radian/s and linear velocity is also 2 ms-1, then radius of circle is.

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1 m

0.5 m

4 m

2 m

Moment of inertia is measure din

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Kg m2

Kg m-2

Rad s-1

Joule second

An elevator is moving up with an acceleration equal to 'g' An apparent weight of the body in an elevator is.

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Zero

Equal to real weight

2 mg

3 mg

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Physics Fsc Part 1 Chapter 5 Online Test MCQs With Answers

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