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

N

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	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
2	The dimensions of work	A. [MLT^-1] B. [MLT^-2] C. [ML²T^-2] D. [MLT]
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	Work has the dimension as that of:	A. Torque B. Angular momentum C. Linear momentum D. Power
5	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
6	SI Unit of work is	A. Nm^-1 B. Joule C. Nms D. Both a and b
7	Maximum work is done when force and displacement are	A. Parallel B. Antiparallel C. Perpendicular D. Both a and b
8	Work is product of:	A. Force and velocity B. Heat and energy C. Force and displacement D. None of these
9	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
10	The consumption of energy by a 60 W bulb in 2 minutes is:	A. 2 watt-hour B. 120 watt-hour C. 30 watt-hour D. None of these

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

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

Work is a

Work is always done on a body when:

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

The work performed on an object does not depend on:

A boy pulls a toy car through a distance of 5 m by applying a force of 0.5 N, which makes and angle of 60° with the horizontal. The work done by the boy is:

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:

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 energy stored int he water of the dam 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:

Energy stored in the spring of a watch is called

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

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:

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

Work is a:

When velocity of moving body is doubled, the quantity which is also doubled is its:

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

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

Work is a Quantity

The unit of work in CGS system is

Work has a dimension as that of:

Most of the geysers occur in:

The commercial unit of electrical energy is :

Work done by the force of friction is always

A solar cell converts energy of the Sun into:

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

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

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ECAT Physics Chapter 4 Important MCQ's

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