Question # 1

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

Choose an answer

Fractional force

Gravitational force

Electrostatic force

Centripetal force

Height of geo stationary orbit of the satellite above the earth is.

Choose an answer

300 km

250 km

400 km

None of these

Which of the following is not directed along the fixed axis of rotation.

Choose an answer

Angular displacement

Angular momentum

Centripetal acceleration

Angular acceleration

Angular acceleration is produced by

Choose an answer

Power

Torque

Pressure

Force

In case of planets centripetal force is provided by

Choose an answer

Coulomb's force

Electrostatic force

Gravitational force

Magnetic force

The product of rotational inertial 'I' and angular velocity ' w' is equal to.

Choose an answer

Torque

Linear momentum

Angular momentum

Force

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

Choose an answer

Angular velocity

Linear momentum

Angular momentum

Angular acceleration

Which quantity of the following is dimensionless.

Choose an answer

Angular velocity

Centripetal force

Angular acceleration

Angular displacement

All point of the rigid body rotating about a fixed axis do not have same.

Choose an answer

Angular acceleration

Angular speed

speed

Angular displacement

The motion of a body moving along a circular path is called.

Choose an answer

Translational motion

Angular motion

Vibratory motion

Linear motion

The value of a time period of allow flying satellite is

Choose an answer

1 year

84 minutes

28 hours

1 day

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

Choose an answer

180^o

90^o

60^o

75.3^o

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

Choose an answer

Small

Large

Zero

None

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

Choose an answer

1 m

0.5 m

4 m

2 m

Satellites are the objects that orbit around the

Choose an answer

Moon

Sun

Earth

Star

Angular displacement is

Choose an answer

Scalar quantity

Vector quantity

Basic quantity

None of these

The weight of an object an elevator moving down with an acceleration of 9.8 m/s2 will becomes

Choose an answer

Half

Double

Unchanged

Zero

More Classes

Other Links

11th Class Part 1 Physics Chapter 5 Test Online MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer