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
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Eman Ishtiaq 06 - Jun - 2024 06 Min 08 Sec 80/120
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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
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Unknown 04 - Jun - 2024 01 Min 28 Sec 0/120
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hamza abid 26 - May - 2022 10 Min 50 Sec 0/120

ECAT Physics Chapter 4 Important MCQ's

Sr.#	Question	Answer
1	The field in which work done is moving body between two points depends upon the path followed is called:	A. Conservative filed B. Non-conservative field C. Electric field D. None of these
2	Tick the conservative force	A. Tension in a string B. Air resistance C. Elastic spring D. Frictional force
3	The total work done in moving the body up and then down through the same height in a gravitational field is equal to:	A. mgh B. Its wight C. Weight X height D. Zero
4	When a body moves against the force of friction on a horizontal plane, the work done by the body is:	A. Positive B. Negative C. Zero D. None of these
5	The tidal energy is produced due to rotation of Earth relative to:	A. Moon B. Sun C. Oceans D. Water
6	The consumption of energy by a 60 W bulb in 2 minutes is:	A. 2 watt-hour B. 120 watt-hour C. 30 watt-hour D. None of these
7	A 2 kg block is held 1 m above floor for 50 seconds. The work done is:	A. Zero B. 10.2 J C. 100 J D. 980 J
8	The field in which work done in moving a body between two points depends upon the path followed is called:	A. Conservative field B. Non-conservative field C. Electric field D. None of these
9	Escape velocity from surface of Moon as compared to that from Earth surface is:	A. Greater B. Smaller C. Equal D. None of thes
10	Maximum work is done when force and displacement are	A. Parallel B. Antiparallel C. Perpendicular D. Both a and b

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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

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

Work has the dimension as that of:

Work has a dimension as that of:

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:

When a wall is pushed by a person very strongly, he has done:

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

The power of an electric generating station is expressed in:

1 J = ________?

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

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 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:`

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

The work performed on an object does not depend on:

Which force is not a conservative force?

The dimensions of work

The space around the earth in which its gravitational force acts on a body is called

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:

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

The work done by a force, keeping an object in circular motion with constant speed is:

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

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

Tick the conservative force

Work is always done on a body when:

Work has the dimensions as that of

The work performed on an object does not depend on

Energy stored in the spring of a watch is called

Work done along a closed path in a gravitational field is:

Work done in lower and bucket into the well is:

The work done in moving a body between two points in a conservation field is independent of the:

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

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