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
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	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
2	The work done in moving a body between two points in a conservation field is independent of the:	A. Direction B. Force applied C. Path followed by the body D. Power
3	Work has the dimensions as that of	A. Torque B. Angular momentum C. Linear momentum D. Power
4	The tidal energy is produced due to rotation of Earth relative to:	A. Moon B. Sun C. Oceans D. Water
5	The work done in moving a body between two points in a conservative field is independent of the	A. Direction B. Force applied C. Path followed by the body D. Power
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	A solar cell converts energy of the Sun into:	A. Heat energy B. Magnetic energy C. Light energy D. Sound energy
8	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:	A. 1.25 J B. 12.5 J C. 125 J D. None of these
9	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
10	The field in which work done in moving a body between two points depends upon the path followed is called:	A. Conservative field B. Non-conservative field C. Electric field 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

Most of the geysers occur in:

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

Tick the conservative force

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

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

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:

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

Work is a

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

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

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

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

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

The commercial unit of electrical energy is :

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

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

SI Unit of work is

The energy stored int he water of the dam is:

Work has a dimension as that of:

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:

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

Work done is maximum when angle between force and displacement 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:

Which force is not a conservative force?

A solar cell is made from:

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

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

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

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

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ECAT Physics Chapter 4 Important MCQ's

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