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
MDCAT Physics Chapter 3 Work ,Energy & Power Online Test
00:00
Question # 1
Which of the following work is greater?
Question # 2
Work done in raising a box depends on:
Question # 3
The body at rest may have:
Question # 4
If the stone is thrown up vertically and return to ground, its potential energy is maximum
Question # 5
In a gravitational field when work done by gravity is negative then
Question # 6
. A force "F1" acts on a body through distance "S1" in the direction of motion and does work "W1". Similarly
another force "F2" act on same body through distance "S2" but in opposite to the direction of motion and does
work "W2". Now if F1 = F2 and S1 = S2 then which statement is correct.
Question # 7
An elevator's motor produces 3000 W power. The speed With Which it can lift a 1000 kg load is:
Question # 8
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?
Question # 9
If the momentum of a body is increased n times, its kinetic energy increases:
Question # 10
A 50 kg man with 20 kg load on his head climbs up 20 steps of 0.25 m height each. The work done in climbing is
Question # 11
Which of the following types of force can do no work on the particle on which it acts?
Question # 12
A stone is thrown up from the surface of earth when it reaches at maximum height. its total energy is equal to
Question # 13
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 # 14
3 joules of work is done in 3 seconds, then power is:
Question # 15
A man weighing 500 N carries a load of 10 kg to the top of a building in 4 minutes. The work done by the man is 6 × 𝟏𝟎4 J. If he carries the same load in 8 minutes, the work done by the man will be:
Question # 16
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 # 17
A body is dropped from a height of 20 m and rebounds to a height of 10 m. the loss of energy is:
Question # 18
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 # 19
When the velocity of a body is doubled:
Question # 20
Car X is traveling at half the speed of car Y. Car X has twice mass of car Y.
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
H
Hassan Faraz22 - Nov - 2024
02 Min 30 Sec
20/20
M
Madhanlal Mooorani25 - Nov - 2024
00 Min 15 Sec
19/20
Somi khan Somi khan23 - Nov - 2024
02 Min 16 Sec
17/20
A
Abiha Aamir04 - Jan - 2025
09 Min 49 Sec
17/20
S
Shamima Akhtar16 - Dec - 2024
04 Min 09 Sec
16/20
S
Saim G07 - Aug - 2025
16 Min 44 Sec
16/20
N
Naveed Ahmad22 - Nov - 2024
04 Min 21 Sec
15/20
H
Homehaiyemera 78629 - Nov - 2024
07 Min 09 Sec
15/20
J
jannat tariq01 - Dec - 2024
04 Min 40 Sec
13/20
P
Paras Jatoi03 - Jan - 2025
08 Min 19 Sec
13/20
K
Kashaf Raza18 - Dec - 2024
09 Min 14 Sec
13/20
S
Sara Javaid14 - Jan - 2025
04 Min 19 Sec
12/20
M
mmms khokhar05 - Dec - 2024
05 Min 41 Sec
12/20
S
Seharfatima04 - Dec - 2024
07 Min 10 Sec
12/20
MCAT
Physics
Chapter 3
Important MCQ's
Sr.#
Question
Answer
1
A body of mass m kg is lifted by a man to a height of one meter in 30 sec. Another man lifts the same mass to the
same height in 60 sec. The work done by them are in the ratio
A. 1: 2
B. 1: 1
C. 2: 1
D. 4: 1
2
A ball is thrown vertically upwards. Neglecting air resistance, which statement is correct?
A. The kinetic energy of the ball is greatest at the greatest height attained
B. The potential energy of the ball increase uniformly with time during the ascent
C. By the principle of conservation of momentum. The momentum of the ball is constant throughout its motion
D. By the principle of conservation of energy, the total energy of the ball is constant throughout its motion
3
A bomb of mass 30 kg at rest explodes into two pieces of masses 18 kg and 12 kg. The velocity of 18 kg mass is 6 ms1 The KE of other mass is
A. 324 J
B. 256 J
C. 245 J
D. 524 J
4
The energy which an -e acquires when accelerated through a potential difference of 1 volt is called?
A. 1 Joule
B. 1 Electron volt
C. 1 Erg
D. 1 Watt
5
The body at rest may have:
A. Energy
B. Momentum
C. Speed
D. Velocity
6
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
7
When a person lifts a body from ground work done by lifting force is?
A. Positive
B. Negative
C. Zero
D. Half of positive maximum
8
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
9
Which of the following types of force can do no work on the particle on which it acts?
Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
.gif)
Share your comments & questions here
Aleeza Ilyas
05 Aug 2022Answer key is mostly wrong sir
ADEEL
14 Apr 2019..
ahmer
02 Nov 201812
Sanam khan
12 May 2018Test Dana k bad ksa pata Chala GA k Mara konsa mcqs wrong ha 😛 I got 94 marks out of 100
Sheza fiaz
18 Apr 2018How can we become a member of ths website.??