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 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
2	A field in which the work done in moving a body along closed path is zero is called	A. Nuclear Field B. Conservative field C. Gravitational field D. Non-conservative field
3	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
4	A two Kg block is held 1 m above the floor for 50 seconds, the work done is:	A. Zero B. 10.2 J C. 100 J D. 980 J
5	Which of the following is not a unit of power:	A. J-sec B. Watt C. N m/sec D. Horsepower
6	The tidal energy is produced due to rotation of Earth relative to:	A. Moon B. Sun C. Oceans D. Water
7	Work has the dimension as that of:	A. Torque B. Angular momentum C. Linear momentum D. Power
8	The space around the earth in which its gravitational force acts on a body is called	A. Electric Field B. Gravitational field C. Magnetic field D. Conservative field
9	Work is always done on a body when:	A. A force acts on it B. It moves through certain distance C. None of A or B is correct D. Both A and B is correct
10	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

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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

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

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

Energy stored in the spring of a watch is called

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

When velocity of moving body is doubled, the quantity which is also doubled is its:

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

Work done is maximum when angle between force and displacement is

Tick the conservation force:

1 J = ________?

Work done along a closed path in a gravitational field is:

The consumption of energy by a 60 W bulb in 2 minutes is:

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

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

The unit of work in CGS system is

Which one is conservative force

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

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:

Work is a Quantity

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

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:

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:

Work done by the force of friction is always

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

The types of mechanical energy is/are:

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

A solar cell is made from:

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:

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

Work done is maximum when angle between force and displacement 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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