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
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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
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	Power is a :	A. Vector quantity B. Base quantity C. Scalar quantity D. None of these
2	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:	A. Minimum Work B. Maximum Work C. Zero Work D. Negative Work
3	In the force applied to parallel to the direction of motion, then the work done is:	A. Positive B. Negative C. Zero D. None of these
4	Area under the force displacement graph gives	A. Power B. Work C. Heat D. Energy
5	The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is	A. Much more B. Very small C. No amount at all D. None of these
6	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. +5 x 10¹J B. +5 x 10²J C. +5 x 10³J D. +5 x 10⁴J
7	When velocity of moving body is doubled, the quantity which is also doubled is its:	A. K.E. B. Acceleration C. Momentum D. P.E.
8	When a falling body hits ground, its KE changes to _____ energy.	A. Potential B. Chemical C. Mechanical D. sound and heat
9	The work performed on an object does not depend on:	A. Force applied B. Angle at which force is inclined to the displacement C. Initial velocity of the object D. Displacement
10	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

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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

Work done on a body by gravity in lifting it up to certain height is

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

The dimensions of work

A solar cell is made from:

Maximum work is done when force and displacement are

The work performed on an object does not depend on

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

Tick the conservation force:

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 two Kg block is held 1 m above the floor for 50 seconds, the work done is:

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

Which force is not a conservative force:

The types of mechanical energy is/are:

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

The work performed on an object does not depend on:

Work is a:

Work is a scalar product of

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

Which of the following is not a unit of power:

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

Work is always done on a body when:

The energy stored int he water of the dam 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:

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

Work done in lower and bucket into the well is:

The angle between centripetal force and displacement of the body moving in a circle is:

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

1 J = ________?

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

ECAT Physics Chapter 4 Important MCQ's

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