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
P

Pir Dedar shah 17 - Apr - 2018 09 Min 00 Sec 30/120
A

Anwar Ahmad 04 - Jun - 2024 05 Min 28 Sec 10/120
U

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	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
2	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
3	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
4	The work done on the body will be zero if:	A. No force is applied on the body B. Force is applied but no displacement C. Angle between F(force) and d(displacement) is 90° D. All of these are correct
5	1 J = ________?	A. 10⁷erges B. 10^-7erges C. 10⁵erges D. 10^-5erges
6	Work done is lowering the bucket into the well is:	A. Zero B. Positive C. Negative D. None of these
7	If force and displacement are in opposite direction, the work done is taken as	A. Positive work B. Negative work C. Zero work D. Infinite work
8	If force and displacement are in opposite direction, the work done is taken as:	A. Positive work B. Negative work C. Zero work D. Infinite work
9	Maximum work is done when force and displacement are	A. Parallel B. Antiparallel C. Perpendicular D. Both a and b
10	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:	A. 0° B. 30° C. 60° D. 90°

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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

SI Unit of work is

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

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

Work is a Quantity

Which force is not a conservative force?

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:

Work has the dimensions as that of

Work is a:

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

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

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

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

Work done in lower and bucket into the well is:

Work done by the force of friction is always

The types of mechanical energy is/are:

Energy stored in the spring of a watch is called

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

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:

Work is always done on a body when:

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

The commercial unit of electrical energy is :

The total work done in moving the body up and then down through the same height in a gravitational field is equal to:

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 with the direction of motion will be:

A 2 kg block is held 1 m above floor for 50 seconds. The work done is:

In the force applied is parallel to the direction of motion, then work done is:

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

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

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:

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

Watt x second is unit of:

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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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