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	Which of the following type 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
2	When two protons are brought are brought closer potential energy of both of them:	A. Increases B. Decreases C. Remains same D. None of these
3	Teh consumption of energy by a 1000 watt heater in half an hour is:	A. 5 Kwh B. 0.5 Kwh C. 2.5 Kwh D. 3.2 Kwh
4	If force and displacement are in opposite direction, the work done is taken as:	A. Positive work B. Negative work C. Zero work D. Infinte work
5	Tick the conservative force	A. Tension in a string B. Air resistance C. Elastic spring D. Frictional force
6	If work is done at the rate of 2 k j per second, then total work done is half an hour will be:	A. 0.5 Kwn B. 2 Kwh C. 1 Kwh D. None of these
7	Work done is independent of path followed in _______	A. Gravitational field B. Magnetic field C. Electric field D. All of these
8	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
9	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
10	When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is:	A. 2 J B. 0.25 J C. 1 J D. 0.5 J

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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

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

SI Unit of work is

Maximum work is done when force and displacement are

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:`

The commercial unit of electrical energy is :

Work is a:

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

A laborer carrying a load on his head moves from the 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:

Work has the dimension as that of:

The space around the earth in which its gravitational force acts on a body is called

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

Work is a Quantity

A solar cell is made from:

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

The work performed on an object does not depend on:

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

Work done is maximum when angle between force and displacement is

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:

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:

Work is a:

Which of the following is not a unit of power:

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

The angle between centripetal force and displacement of the body moving in a circle is:

Power is a :

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

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:

The work performed on an object does not depend on

Work is product of:

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

ECAT Physics Chapter 4 Important MCQ's

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