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	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
2	The ultimate source of money sources of energy is:	A. Sun B. Air C. Water D. Petroleum
3	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
4	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
5	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
6	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
7	Work done on a body by gravity in lifting it up to certain height is	A. Maximum B. Minimum C. Zero D. Negative
8	The space around the earth in which its gravitational force acts on a body is called	A. Electric Field B. Gravitational field C. Magnetic field D. Conservative field
9	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. 0.5 J B. 2 J C. 0.25 J D. 1 J
10	The value of escape velocity of Earth planet comes out to be:	A. 11 m/sec B. 11 km/sec C. 11 km/hour D. 11 cm/sec

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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

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

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

The work done on the body will be zero if:

Work is a Quantity

Work is a:

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

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

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

1 J = ________?

If one newton force acts on a body and displaces the body through 1m work done on body is

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

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

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:

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

Work is a

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

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 solar cell converts energy of the Sun into:

Which of the following is not a unit of power:

Work is always done on a body when:

Work is product of:

Most of the geysers occur in:

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

The power of an electric generating station is expressed in:

Work is a scalar product of

SI Unit of work 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 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:

The tidal energy is produced due to rotation of Earth relative to:

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ECAT Physics Chapter 4 Important MCQ's

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