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	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
2	Work has the dimensions as that of	A. Torque B. Angular momentum C. Linear momentum D. Power
3	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
4	A field in which the work done in moving a body along closed path is zero is called	A. Nuclear Field B. Conservative field C. Gravitational field D. Non-conservative field
5	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
6	The ultimate source of money sources of energy is:	A. Sun B. Air C. Water D. Petroleum
7	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
8	The Space around the Earth within which it exerts a force of attraction on other bodies is known as	A. Nuclear field B. Conservative field C. Electric field D. Gravitational field
9	1 J = ________?	A. 10⁷erges B. 10^-7erges C. 10⁵erges D. 10^-5erges
10	A solar cell is made from:	A. Iron B. Silicon C. Germanium D. Copper

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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 is maximum when angle between force and displacement is:

Work is a:

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

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

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

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

Work done by the force of friction is always

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

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 is product of:

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

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

Which of the following is not a unit of power:

The Space around the Earth within which it exerts a force of attraction on other bodies is known as

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

A solar cell converts energy of the Sun into:

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:

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

When two protons are brought are brought closer potential energy of both of them:

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

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

The power of an electric generating station is expressed in:

SI Unit of work is

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

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

Work is a

Area under the force displacement graph gives

Work is always done on a body when:

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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