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	Which force is not a conservative force:	A. Frictional force B. Gravitational force C. Electric force D. Elastic spring force
2	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
3	Work done by the force of friction is always	A. Positive B. Zero C. Negative D. Maximum
4	The consumption of energy by a 60 W bulb in 2 minutes is:	A. 2 watt-hour B. 120 watt-hour C. 30 watt-hour D. None of these
5	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
6	Which force is not a conservative force?	A. Frictional force B. Gravitational force C. Electric force D. Elastic spring force
7	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. Power B. Work C. Pressure D. None of these
8	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
9	Work is a:	A. Scalar quantity B. Vector quantity C. Base quantity D. None of these
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

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

Work is a:

The work performed on an object does not depend on:

Work is a:

Area under the force displacement graph gives

SI Unit of work is

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

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

The commercial unit of electrical energy is :

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:

Maximum work is done when force and displacement are

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

Work done is maximum when angle between force and displacement is

A solar cell is made from:

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

The types of mechanical energy is/are:

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

Work has a dimension as that of:

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

The tidal energy is produced due to rotation of Earth relative to:

Work done by the force of friction is always

The work performed on an object does not depend on

Work is always done on a body when:

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

Watt x second is unit of:

The tidal energy is due to gravitational pull of :

Energy stored in the spring of a watch is called

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

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

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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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