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

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

Question # 2

SI unit of kinetic energy of rotation is

Question # 3

The time period of a geostationary satellite above the surface of the earth is.

Question # 4

The angular momentum changes form 2 units to 6 units in 4s. the torque is

Question # 5

Which statement about geostationary orbit is false?

Question # 6

The radius of orbit of a geostationary satellite depends upon:

Question # 7

Two satellites are going around the earth at a height of 250 km and 450 km respectively. If angular speed for both is same, then centripetal acceleration will be.

Question # 8

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

Question # 9

A car of 1000kg traveling at 20m/sec rounds a curve of radius 100m. Find the necessary centripetal force

Question # 10

For a particle in circular motion the centripetal acceleration

Question # 11

If the radius of the circular path of particle going around the circle is doubled without changing its frequency of rotation, then centripetal force on it is.

Question # 12

The force which provides the necessary centripetal force to keep the mud in circular path is called

Question # 13

The angular analogue of linear displacement is called

Question # 14

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 # 15

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

Question # 16

A particle revolves round a circular path with a constant speed. The accelerationof the particle is

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

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

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