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

N

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	Work is a	A. Scalar quantity B. Vector quantity C. Base quantity D. None of these
2	The work done on the body will be zero if:	A. No force is applied on the body B. Force is applied but no displacement C. Angle between F(force) and d(displacement) is 90° D. All of these are correct
3	Work is a 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 are correct
4	The space around the earth within it exerts a force of attraction on other bodies of known as:	A. Nuclear field B. Conservative field C. Electric field D. Gravitational field
5	1 J = ________?	A. 10⁷erges B. 10^-7erges C. 10⁵erges D. 10^-5erges
6	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
7	Tick the conservative force	A. Tension in a string B. Air resistance C. Elastic spring D. Frictional force
8	The work done by a force keeping an object in circular motion with constant speed is:	A. Zero J. B. 0.1 J C. 1 J D. 0.01 J
9	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
10	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:	A. 60° B. 90° C. 30° D. 0°

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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

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

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 is lowering the bucket into the well is:

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

Watt x second is unit of:

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

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

When force and displacement are perpendicular to each other than work is equal to

The energy stored int he water of the dam is:

Area under the force displacement graph gives

The ultimate source of money sources of energy is:

Work is a always done on a body when

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

1 J = ________?

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 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 done by the force of friction is always

If work is done at the rate of 2 k j per second, then total work done is half an hour will be:

Power is a :

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

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

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

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:

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

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

The power of an electric generating station is expressed in:

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

A 2 kg block is held 1 m above 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 Physics Chapter 4 Important MCQ's

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