MDCAT Physics Chapter 3 MCQ Test With Answer for ( Work ,Energy & Power)

Chapter 3 of Physics is an essential part of the MDCAT preparation. The students preparing for the exam must solve the MCQs available on this platform. For the convenience of the students, the answers are also uploaded here so the students can learn about their preparation level for the exam. The Chapter on Rotational and Circular Motion has various formulas that the students must memorize.

MCQ's Test For MDCAT Physics Chapter 3 Work ,Energy & Power Online Test

Try The MCQ's Test For MDCAT Physics Chapter 3 Work ,Energy & Power Online Test

  • Total Questions20

  • Time Allowed20

Start Test Download PDF

MDCAT Physics Chapter 3 Work ,Energy & Power Online Test

00:00
Question # 1

You lift a heavy book from the floor of the room and keep it in the book-shelf having a height 2 m. In this process you take 5 seconds. The work done by you will depend upon:

Question # 2

An electric motor exerts a force of 40 N on a cable and pulls it by a distance of 30 m in one minute. The power supplied by the motor in watts is

Question # 3

The time taken by an engine of power 10 kW to lift a mass of 200 kg to a heightof 40 m is (g + 10ms2)

Question # 4

A ball is thrown vertically upwards. Neglecting air resistance, which statement is correct?

Question # 5

The momentum of a particle is numerically equal to its K.E. What is the velocity of a particle?

Question # 6

When a person lifts a body from ground work done by lifting force is?

Question # 7

If the velocity of a body becomes half, the kinetic energy of body will become

Question # 8

A body of mass 3 Kg lies on the surface on the table 2m high. It is moved on the surface by 4m. The change of P.E will be:

Question # 9

A stone is thrown up from the surface of earth when it reaches at maximum height. its total energy is equal to

Question # 10

If the momentum of a body is increased n times, its kinetic energy increases:

Question # 11

In a gravitational field when work done by gravity is negative then

Question # 12

When the velocity of a body is doubled:

Question # 13

Which of the following types of force can do no work on the particle on which it acts?

Question # 14

A man pushes a wall and fails to displace it. He does:

Question # 15

A person holds a bucket of weight 60N. He walks 7 m along the horizontal path and then climbs up a vertical distance of 5 m. The work done by the man is:

Question # 16

You lift a suit case from the floor and keep it on a table. The work done by you on the suitcase does not depend on

Question # 17

The power needed to lift amass of 5000g to height of 1min 2 second is

Question # 18

A person weighing 20 mg walks on a level platform with a speed of 2 ms-1 . The work by the person against the force of gravity is:

Question # 19

Which of the following is a unit of energy?

Question # 20

A motor boat is travelling with a speed of 3.0 m/sec. If the force on it due to water flow is 500 N, the power of the boat is

Submit

Prepare Complete Set Wise MDCAT Physics Chapter 3 Work ,Energy & Power Online Test MCQs Online With Answers


Topic Test

00:00
Submit

Besides cramming, the students should use logic to solve the questions of Physics. The candidates make sure to allocate the proper time to all the topics in this chapter. The practice helps the students to get good scores and strengthen their preparation before the commencement of the MDCAT exam. To get more information about the preparation of MDCAT, stay in touch with us and get a hand on the preparation material.

Top Scorers Of MDCAT Physics Chapter 3 Work ,Energy & Power Online Test MCQ`s Test

  • U
    Urwa Kanwal 05 - Oct - 2026 02 Min 08 Sec 20/20
  • H
    Hassan Faraz 22 - Nov - 2024 02 Min 30 Sec 20/20
  • M
    Madhanlal Mooorani 25 - Nov - 2024 00 Min 15 Sec 19/20
  • Z
    Zunaira Jabeen Zunaira 12 - Sep - 2025 12 Min 02 Sec 19/20
  • S
    Somi khan Somi khan 23 - Nov - 2024 02 Min 16 Sec 17/20
  • A
    Abiha Aamir 04 - Jan - 2025 09 Min 49 Sec 17/20
  • S
    Shamima Akhtar 16 - Dec - 2024 04 Min 09 Sec 16/20
  • S
    Saim G 07 - Aug - 2025 16 Min 44 Sec 16/20
  • N
    Naveed Ahmad 22 - Nov - 2024 04 Min 21 Sec 15/20
  • H
    Homehaiyemera 786 29 - Nov - 2024 07 Min 09 Sec 15/20
  • S
    shazia arshad 01 - Sep - 2026 17 Min 42 Sec 15/20
  • J
    jannat tariq 01 - Dec - 2024 04 Min 40 Sec 13/20
  • P
    Paras Jatoi 03 - Jan - 2025 08 Min 19 Sec 13/20
  • K
    Kashaf Raza 18 - Dec - 2024 09 Min 14 Sec 13/20
  • S
    Sara Javaid 14 - Jan - 2025 04 Min 19 Sec 12/20

MCAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A person weighing 20 mg walks on a level platform with a speed of 2 ms-1 . The work by the person against the force of gravity is:
A. Zero
B. 2J
C. 60J
D. 600J
2 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 joules, the angle which the force makes with the direction of motion of the body is?
A. 0 Degree
B. 30 Degree
C. 60 Degree
D. 90 Degree
3 Initially, four identical uniform blocks, each of mass m and thickness h, are spread on a table How much work is done on the blocks in stacking them on top of one another?
A. 2 mgh
B. 3 mgh
C. 4mgh
D. 6mgh
4 A person holds a bucket of weight 60N. He walks 7 m along the horizontal path and then climbs up a vertical distance of 5 m. The work done by the man is:
A. 300 N-m
B. 420 N-m
C. 720 N-m
D. none of these
5 The time taken by an engine of power 10 kW to lift a mass of 200 kg to a heightof 40 m is (g + 10ms2)
A. 2 sec
B. 4 sec
C. 8 sec
D. 16sec
6 When the velocity of a body is doubled:
A. Its K.E is doubled
B. Its P.E is doubled
C. Its momentum is doubled
D. Its acceleration is doubled
7 The same retarding force is applied to stop a train. The train stops after 80 m. If the speed is doubled, then the Stopping distance will be:
A. The same
B. Doubled
C. Halved
D. Four times
8
An engine pumps out 40 kg of water in one second. The water comes out vertically upwards with a velocity of 3ms-1 . What is the power of engine in kilowatt?
A. 1.2kW
B. 120kW
C. 12kW
D. 1200kW
9 An engine pumps up 100 kg of water through a height of 10m in 5s. Given that the efficiency of the engine is 60%, what is the power of the engine? (Take g = 10ms-2)
A. 33 kW
B. 3.3kW
C. 0.33kW
D. 0.033kW
10
A stone is thrown up from the surface of earth when it reaches at maximum height. its total energy is equal to
A. mgh
B. 1/2 𝑚𝑣2
C. zero
D. 2mgh

Test Questions