ECAT Pre Computer Science Chapter 4 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 4 Work and Energy

Try The MCQ's Test For ECAT Physics Chapter 4 Work and Energy

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ECAT Physics Chapter 4 Work and Energy

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Question # 1

Work has the dimensions as that of

Question # 2

A 100 Kg car is moving at the speed of 10 m/sec and comes to rest after covering a distance of 50 m. The amount of work done against the friction is:

Question # 3

Tick the conservation force:

Question # 4

A field in which the work done is moving a body along closed path is zero is called:

Question # 5

A boy pulls a toy car through a distance of 5 m by applying a force of 0.5 N, Which makes an angle of 60° with the horizontal. The work done by the boy is:

Question # 6

The space around the earth within which it expects a force of attraction on other bodies is known as:

Question # 7

When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is

Question # 8

Work done is maximum when angle between force and displacement is:

Question # 9

Which force is not a conservative force:

Question # 10

A solar cell is made from:

Question # 11

A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done is 25J. The angle which the force makes the direction of motion will be:

Question # 12

A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done in 25J. The angle which the force makes with the direction of motion will be

Question # 13

Work is product of:

Question # 14

When a body moves against the force of friction on a horizontal plane, the work done by the body is:

Question # 15

Which of the following is not a unit of power:

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