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	A two Kg block is held 1 m above the floor for 50 seconds, the work done is:	A. Zero B. 10.2 J C. 100 J D. 980 J
2	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
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	Escape velocity from surface of Moon as compared to that from Earth surface is:	A. Greater B. Smaller C. Equal D. None of thes
5	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
6	Work-energy principle states that work done on the body by applied force is equal to change in:	A. Potential energy B. Kinetic nergy C. Linear momentum D. None of these
7	The space around the earth within which it expects a force of attraction on other bodies is known as:	A. Nuclear field B. Conservative field C. Electric field D. Gravitational field
8	Work done in lower and bucket into the well is:	A. Zero B. Positive C. Negative D. None of these
9	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
10	The work done moving a body between two points in a conservation field is independent of the:	A. Direction B. Force applied C. Path followed by the body ` D. Power

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

The energy stored int he water of the dam is:

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

Work done by the force of friction is always

Most of the geysers occur in:

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

Work has a dimension as that of:

The commercial unit of electrical energy is :

Energy stored in the spring of a watch is called

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

Work is always done on a body when:

The power of an electric generating station is expressed in:

Work done is lowering the bucket into the well is:

Work done is maximum when angle between force and displacement 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 with the direction of motion will be:

A 100 Kg car is moving at the speed of 10 m/sec and comes to rest after covering a distance of 50 m. The amount of work done against the friction is:

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

Work is a Quantity

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

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

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:

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

A solar cell converts energy of the Sun into:

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

When a wall is pushed by a person very strongly, he has done:

SI Unit of work is

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:

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

Work is a scalar product of

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

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ECAT Physics Chapter 4 Important MCQ's

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