MDCAT Physics Chapter 4 Circular Motion MCQ's Test

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  • Chapter NameCircular Motion

MDCAT Physics Chapter 4 Circular Motion MCQ's Test

  • Total Questions20

  • Time Allowed20

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MDCAT Physics Chapter 4 Circular Motion MCQ's Test

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Question # 1

SI unit of kinetic energy of rotation is

Question # 2

The ratio of the SI unit to the C)G.S unit of torque is.

Question # 3

The work done to keep the satellite in the given orbit is.

Question # 4

A body is moving in a circle with a constant speed. it has

Question # 5

Angular displacement in rotational motion is expressed in

Question # 6

Two artificial satellites of unequal masses are revolving in a circular orbit around the earth with a constant speed. Their time periods:

Question # 7

On slightly disturbing a body which is an unstable equilibrium, its center of gravity

Question # 8

A body of mass m tied to a string is moved in a vertical circle of radius r. the difference in tensions at the lowest point and the highest point is.

Question # 9

A stone of mass 0.5kg tied with a string of length 1m is moving in a horizontal circle with a speed of 4ms-1 . The tension acting on the string in newton is:

Question # 10

In case of planets the necessary acceleration is provided by

Question # 11

If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4m. Its angular speed is

Question # 12

Which statement about geostationary orbit is false?

Question # 13

The time period of revolution of geostationary satellite is

Question # 14

A body crosses the topmost point of a vertical circle with critical speed. Itscentripetal acceleration, when the string is horizontal will be

Question # 15

For a body moving with constant speed in a horizontal circle, which of the following remains constant?

Question # 16

For a particle moving in uniform circular motion

Question # 17

A point on the rim of wheel 400 cm in diameter has a velocity of 1600 cms-1 . The angular velocity of the wheel is:

Question # 18

A stone attached to one end of a string is revolved around a stick so that the string winds on the stick and gets shortened) What is conserved)

Question # 19

The force which can do no work on the body on which it acts:

Question # 20

If a rotating body is moving counter clockwise, direction of angular velocity will be

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