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
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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	When the body is 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
2	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
3	Watt x second is unit of:	A. Force B. Work C. Power D. None of these
4	Which force is not a conservative force:	A. Frictional force B. Gravitational force C. Electric force D. Elastic spring force
5	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
6	Teh consumption of energy by a 1000 watt heater in half an hour is:	A. 5 Kwh B. 0.5 Kwh C. 2.5 Kwh D. 3.2 Kwh
7	When two protons are brought are brought closer potential energy of both of them:	A. Increases B. Decreases C. Remains same D. None of these
8	Which of the following is not a unit of power:	A. J-sec B. Watt C. N m/sec D. Horsepower
9	Work is a	A. Scalar quantity B. Vector quantity C. Base quantity D. None of these
10	Which one is conservative force	A. Electric force B. Frictional force C. Normal force D. Air resistance

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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 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:

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

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

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

A solar cell converts energy of the Sun into:

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

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

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

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

The tidal energy is due to gravitational pull of :

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

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

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

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

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:

The ultimate source of money sources of energy is:

Work is always done on a body when:

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

Which of the following type of force can do no work on the particle on which it acts:

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

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

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

Watt x second is unit of:

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

Teh consumption of energy by a 1000 watt heater in half an hour is:

Which force is not a conservative force:

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:

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

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

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ECAT Physics Chapter 4 Important MCQ's

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