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
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Eman Ishtiaq 06 - Jun - 2024 06 Min 08 Sec 80/120
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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
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hamza abid 26 - May - 2022 10 Min 50 Sec 0/120

ECAT Physics Chapter 4 Important MCQ's

Sr.#	Question	Answer
1	Work done is maximum when angle between force and displacement is	A. 0° B. 90° C. 180° D. None of these
2	When a falling body hits ground, its KE changes to _____ energy.	A. Potential B. Chemical C. Mechanical D. sound and heat
3	Work has a dimension as that of:	A. Torque B. Angular momentum C. Linear momentum D. Power
4	A 2 kg block is held 1 m above floor for 50 seconds. The work done is:	A. Zero B. 10.2 J C. 100 J D. 980 J
5	Which force is not a conservative force:	A. Frictional force B. Gravitational force C. Electric force D. Elastic spring force
6	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. 60° B. 90° C. 30° D. 0°
7	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
8	Work is product of:	A. Force and velocity B. Heat and energy C. Force and displacement D. None of these
9	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
10	The unit of work in CGS system is	A. Joule B. Erg C. Dyne D. Watt

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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

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

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

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:

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

Work done is lowering the bucket into the well is:

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

A solar cell is made from:

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

Work done is maximum when angle between force and displacement is

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

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

Work is a always done on a body when

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

Work is always done on a body when:

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

If work is done at the rate of 2 k j per second, then total work done is half an hour will be:

The tidal energy is due to gravitational pull of :

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

The work performed on an object does not depend on:

Which of the following is not a unit of power:

A two Kg block is held 1 m above the floor for 50 seconds, the work done is:

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

The ultimate source of money sources of energy is:

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

Work is a:

The consumption of energy by a 60 W bulb in 2 minutes is:

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

Area under the force displacement graph gives

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

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ECAT Physics Chapter 4 Important MCQ's

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