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 Chapter 4 Important MCQ's

Sr.#	Question	Answer
1	SI Unit of work is	A. Nm^-1 B. Joule C. Nms D. Both a and b
2	Work done is maximum when angle between force and displacement is	A. 0° B. 90° C. 180° D. None of these
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 is a scalar product of	A. Force, Velocity B. Velocity, Displacement C. Force, Displacement D. Force, Momentum
5	The tidal energy is produced due to rotation of Earth relative to:	A. Moon B. Sun C. Oceans D. Water
6	When a body moves against the force of friction on a horizontal plane, the work done by the body is:	A. Positive B. Negative C. Zero D. None of these
7	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:	A. +5 X 10¹J B. +5 X 10²J C. +5 X 10³J D. +5 X 10⁴J
8	The energy stored int he water of the dam is:	A. Electric energy B. Kinetic energy C. Potential energy D. None of these
9	Tick the conservative force	A. Tension in a string B. Air resistance C. Elastic spring D. Frictional force
10	The power of an electric generating station is expressed in:	A. Kilo Jule B. Kilowatt-hour C. Kilo watt 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

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

Work has a dimension as that of:

Which one is conservative force

Tick the conservation force:

Work is a:

A body moves a distance of 10 m along a straight line under the action of a force of 5 N. If the work done is 25 J, the angle which force makes with the direction of motion of a body is:

Work is a always done on a body when

Which force is not a conservative force:

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

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 work done on the body will be zero if:

Work has the dimensions as that of

Work done by the force of friction is always

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

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

The energy stored int he water of the dam is:

A labourer carrying a distance a load on his head moves from rest on a horizontal road to another point where he comes to rest. He has done:`

Work done in lower and bucket into the well is:

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

The power of an electric generating station is expressed in:

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

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

Energy stored in the spring of a watch is called

Work-energy principle states that work done on the body by applied force is equal to change in:

A solar cell converts energy of the Sun into:

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

1 J = ________?

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

Area under the force displacement graph gives

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

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Top Scorers Of ECAT Pre General Science Physics Chapter 4 Work and Energy MCQ`s Test

ECAT Chapter 4 Important MCQ's

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