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

A 100 Kg car is moving at the speed of 10 m/sec and comes to rest after covering a distance of 50 m. The amount of work done against the friction is:

Question # 2

When velocity of moving body is doubled, the quantity which is also doubled is its:

Question # 3

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 # 4

When a body moves against the force of friction on a horizontal plane, the work done by the body is:

Question # 5

Work done in lower and bucket into the well is:

Question # 6

A labourer carrying a distance a load on his head moves from rest on a horizontal road to another point where he comes to rest. He has done:`

Question # 7

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

Question # 8

SI Unit of work is

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

Energy stored in the spring of a watch is called

Question # 15

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:

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 When the body is moves against the force of friction on a horizontal plane, the work done by the body is:
A. Positive
B. Negative
C. Zero
D. None of these
2 The commercial unit of electrical energy is :
A. K Watt
B. KWH
C. Horse power
D. Joule
3 A 2 kg block is held 1 m above floor for 50 seconds. The work done is:
A. Zero
B. 10.2 J
C. 100 J
D. 980 J
4 Area under the force displacement graph gives
A. Power
B. Work
C. Heat
D. Energy
5 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
6 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°
7 Work has the dimensions as that of
A. Torque
B. Angular momentum
C. Linear momentum
D. Power
8 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:
A. Minimum Work
B. Maximum Work
C. Zero Work
D. Negative Work
9 In the force applied to parallel to the direction of motion, then the work done is:
A. Positive
B. Negative
C. Zero
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 and B is correct
D. Both A and B is correct

Test Questions