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
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 velocity of moving body is doubled, the quantity which is also doubled is its:	A. K.E. B. Acceleration C. Momentum D. P.E.
2	Work is a scalar product of	A. Force, Velocity B. Velocity, Displacement C. Force, Displacement D. Force, Momentum
3	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°
4	The dimensions of work	A. [MLT^-1] B. [MLT^-2] C. [ML²T^-2] D. [MLT]
5	Watt x second is unit of:	A. Force B. Work C. Power D. None of these
6	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
7	The unit of work in CGS system is	A. Joule B. Erg C. Dyne D. Watt
8	Tick the conservative force	A. Tension in a string B. Air resistance C. Elastic spring D. Frictional force
9	The ultimate source of money sources of energy is:	A. Sun B. Air C. Water D. Petroleum
10	1 J = ________?	A. 10⁷erges B. 10^-7erges C. 10⁵erges D. 10^-5erges

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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 is a Quantity

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

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

Which of the following is not a unit of power:

A solar cell is made from:

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

The work done on the body will be zero if:

Work done is independent of path followed in _______

The work performed on an object does not depend on

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

Work is a:

1 J = ________?

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

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

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

A solar cell converts energy of the Sun into:

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

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 is a scalar product of

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

Tick the conservation force:

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

Area under the force displacement graph gives

Work is product of:

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

Maximum work is done when force and displacement are

Work is always done on a body when:

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

Work is a always done on a body when

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ECAT Physics Chapter 4 Important MCQ's

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