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
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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	The dimensions of work	A. [MLT^-1] B. [MLT^-2] C. [ML²T^-2] D. [MLT]
2	Which of the following types of force can do no work on the particle on which it acts	A. Frictional force B. Gravitational force C. Electric force D. Centripetal force
3	The types of mechanical energy is/are:	A. Kinetic energy B. Potential energy C. Both of these D. None of these
4	The energy stored int he water of the dam is:	A. Electric energy B. Kinetic energy C. Potential energy D. None of these
5	If one newton force acts on a body and displaces the body through 1m work done on body is	A. 1 dyne B. 1 joule C. 1KJ D. 1 Watt
6	Work done is maximum when angle between force and displacement is:	A. 0° B. 90° C. 180° D. None of these
7	The work done in moving a body between two points in a conservative field is independent of the	A. Direction B. Force applied C. Path followed by the body D. Power
8	Work is a:	A. Scalar quantity B. Vector quantity C. Base quantity D. None of these
9	Work done is lowering the bucket into the well is:	A. Zero B. Positive C. Negative D. None of these
10	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

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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

Maximum work is done when force and displacement are

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

Which force is not a conservative force?

The work performed on an object does not depend on

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

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

Work is a

Which force is not a conservative force:

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

Work done is maximum when angle between force and displacement is

Work done along a closed path in a gravitational field 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 an angle of 60° with the horizontal. The work done by the boy is:

Power is a :

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

Work done by the force of friction is always

Escape velocity from surface of Moon as compared to that from Earth surface is:

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

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

SI Unit of work is

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

Work done is lowering the bucket into the well is:

Work is a always done on a body when

Area under the force displacement graph gives

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

Tick the conservation force:

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

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

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

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ECAT Physics Chapter 4 Important MCQ's

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