Question # 1

Which one of the following force cannot do any work on the particle on which it acts.

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Fractional force

Gravitational force

Electrostatic force

Centripetal force

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

The direction of angular acceleration is

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Along the axis of rotation

Perpendicular to the axis of rotation

Opposite to axis of rotation

None of these

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

INTELSAT VI satellite operates at microwave frequencies of.

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2,4,6,10 GHz

4,6,11 and 14 MHz

4,6,11 and 14 GHz

2,4,6 AND 14 GHz

The relation between the speed and hoop can be written as

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2

4

1/2

1/4

Time period of geostationary satellite of radius 'R' is

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1 hour

48 min

1 day

1 month

A man of 1 kg is freefalling. The force of gravity is

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1 N

9.8 N

0.5 N

Zero

In rotational motion the torque is equal to rate of change of

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Angular velocity

Linear momentum

Angular momentum

Angular acceleration

In case of planets centripetal force is provided by

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Coulomb's force

Electrostatic force

Gravitational force

Magnetic force

Angular acceleration is produced by

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Power

Torque

Pressure

Force

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

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