Question # 1

For angular momentum of system to remain constant, external torque should be.

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Small

Large

Zero

None

Einstein's theory gives us the physical picture of how the

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Body moves

Gravity works

Moment of inertia produced

Weightlessness creates

The formula of centripetal acceleration is

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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

Pi radian is equal to.

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0^o

90^o

180^o

57.3^o

The direction of angular velocity is determined.

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Left hands rule

Head to tail rule

Right hand rule

General rule

The largest satellite system is managed by

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116 countries

126 countries

136 countries

140 countries

The angle between circumference of a circle and center is

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2 radian = ____

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2 m

4 m

57.3 m

114.6 m

The amount of inertia of 10 kg hoop about the axis of rotation perpendicular to its plane having radius 5 m is

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50 kgm2

100 K gm2

150 K gm2

250 K gm2

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 English Medium Fsc Part 1 Chapter 5 Online MCQs Test MCQs With Answers

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