ECAT Pre General Science Physics Chapter 4 MCQ Test With Answer

Top Scorers Of ECAT Pre General Science Physics Chapter 4 Work and Energy MCQ`s Test

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Naveed 01 - Aug - 2018 06 Min 16 Sec 85/120
A

Alvina Mehak 06 - Jun - 2024 23 Min 59 Sec 85/120
E

Eman Ishtiaq 06 - Jun - 2024 06 Min 08 Sec 80/120
W

Waleed Ahmed 23 - Feb - 2023 13 Min 52 Sec 70/120
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Pir Dedar shah 17 - Apr - 2018 09 Min 00 Sec 30/120
A

Anwar Ahmad 04 - Jun - 2024 05 Min 28 Sec 10/120
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Unaiza Zafar 14 - Jul - 2023 09 Min 07 Sec 10/120
U

Unknown 04 - Jun - 2024 01 Min 28 Sec 0/120
H

hamza abid 26 - May - 2022 10 Min 50 Sec 0/120

ECAT Physics Chapter 4 Important MCQ's

Sr.#	Question	Answer
1	In the force applied is parallel to the direction of motion, then work done is:	A. Maximum B. Minimum C. Zero D. None of these
2	Most of the geysers occur in:	A. Volcanic regions B. Magnetic regions C. Northern region D. None of these
3	The work done by a force, keeping an object in circular motion with constant speed is:	A. Zero J B. 1 J C. 0.1 J D. 0.01 J
4	When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is:	A. 2 J B. 0.25 J C. 1 J D. 0.5 J
5	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:	A. 60° B. 90° C. 30° D. 0°
6	If we draw a graph between d (along x-axis) and F (along y-axis) and get a straight line horizontal to x-axis, then area under this straight line represents:	A. Power B. Work C. Pressure D. None of these
7	Work is always done on a body when:	A. A force acts on it B. It moves through certain distance C. None of A or B is correct D. Both A and B is correct
8	Work done in lower and bucket into the well is:	A. Zero B. Positive C. Negative D. None of these
9	SI Unit of work is	A. Nm^-1 B. Joule C. Nms D. Both a and b
10	When a wall is pushed by a person very strongly, he has done:	A. Maximum work B. Zero work C. Positive work D. Negative work

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ECAT Pre General Science Physics Chapter 4 MCQ Test With Answer

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

ECAT Pre General Science Physics Chapter 4 Work and Energy

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

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

The value of escape velocity of Earth planet comes out to be:

SI Unit of work is

The energy stored int he water of the dam is:

The power of an electric generating station is expressed in:

The work done on the body will be zero if:

A labourer carrying a distance a load on his head moves from rest on a horizontal road to another point where he comes to rest. He has done:`

Which force is not a conservative force?

If work is done at the rate of 2 k j per second, then total work done is half an hour will be:

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

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:

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

Energy stored in the spring of a watch is called

If force and displacement are in opposite direction, the work done is taken as:

Work is a:

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

When force and displacement are perpendicular to each other than work is equal to

The field in which work done is moving body between two points depends upon the path followed is called:

When a falling body hits ground, its KE changes to _____ energy.

The unit of work in CGS system is

Work is always done on a body when:

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

Which of the following is not a unit of power:

Work is always done on a body when:

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

Work-energy principle states that work done on the body by applied force is equal to change in:

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

The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is

Which one is conservative force

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ECAT Physics Chapter 4 Important MCQ's

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