ECAT Pre Computer Science Chapter 4 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 4 Work and Energy

Try The MCQ's Test For ECAT Physics Chapter 4 Work and Energy

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 4 Work and Energy

00:00
Question # 1

The total work done in moving the body up and then down through the same height in a gravitational field is equal to:

Question # 2

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

Question # 3

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:

Question # 4

Work done is lowering the bucket into the well is:

Question # 5

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:

Question # 6

The ultimate source of money sources of energy is:

Question # 7

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:

Question # 8

The power of an electric generating station is expressed in:

Question # 9

Work is a always done on a body when

Question # 10

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:

Question # 11

When two protons are brought are brought closer potential energy of both of them:

Question # 12

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

Question # 13

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

Question # 14

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 J, the angle which force makes with the direction of motion of a body is:

Question # 15

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

Submit

Prepare Complete Set Wise ECAT Physics Chapter 4 Work and Energy MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Physics Chapter 4 Work and Energy MCQ`s Test

  • D
    dark goblin 10 - Jul - 2024 00 Min 49 Sec 60/60
  • A
    ali moid 21 - Jul - 2024 00 Min 57 Sec 60/60
  • Z
    Z G 07 - Jun - 2024 01 Min 52 Sec 60/60
  • A
    Ahmad Khan 23 - Aug - 2024 04 Min 49 Sec 60/60
  • M
    Manoush Fatima 29 - May - 2024 06 Min 16 Sec 60/60
  • S
    Sara Hannan 28 - Nov - 2024 06 Min 23 Sec 60/60
  • H
    Hussain Iqbal 23 - Jan - 2026 01 Min 25 Sec 56/60
  • T
    Tasser Haider 30 - May - 2024 02 Min 08 Sec 55/60
  • A
    Abdullah Baloch 08 - Aug - 2024 02 Min 22 Sec 55/60
  • M
    Muhammad Hashim 31 - May - 2024 02 Min 23 Sec 55/60
  • A
    Adil Tarar 18 - Dec - 2024 07 Min 44 Sec 55/60
  • M
    Maham Mehar 30 - Jul - 2024 09 Min 50 Sec 55/60
  • S
    Saira Idrees 30 - Mar - 2026 02 Min 27 Sec 52/60
  • M
    Muneeb ur Rehman 30 - Jun - 2026 02 Min 53 Sec 52/60
  • K
    Kifayet Ali 27 - May - 2024 05 Min 33 Sec 50/60

ECAT Physics Chapter 4 Important MCQ's

Sr.# Question Answer
1 The tidal energy is due to gravitational pull of :
A. sun
B. moon
C. Mars
D. None of these
2 When a wall is pushed by a person very strongly, he has done:
A. Maximum work
B. Zero work
C. Positive work
D. Negative work
3 The Space around the Earth within which it exerts a force of attraction on other bodies is known as
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
4 A solar cell converts energy of the Sun into:
A. Heat energy
B. Magnetic energy
C. Light energy
D. Sound energy
5 Which force is not a conservative force:
A. Frictional force
B. Gravitational force
C. Electric force
D. Elastic spring force
6 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
7 Work is a Quantity
A. Vector
B. Scalar
C. Non-physical
D. None of these
8 Work has the dimensions as that of
A. Torque
B. Angular momentum
C. Linear momentum
D. Power
9 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
10 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

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!