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MCQ's Test For ECAT Physics Chapter 4 Work and Energy
Try The MCQ's Test For ECAT Physics Chapter 4 Work and Energy
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 4 Work and Energy
00:00
Question # 1
Energy stored in the spring of a watch is called
Question # 2
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 # 3
If force and displacement are in opposite direction, the work done is taken as:
Question # 4
Work is a
Question # 5
When force and displacement are perpendicular to each other than work is equal to
Question # 6
Work is a scalar product of
Question # 7
When a wall is pushed by a person very strongly, he has done:
Question # 8
Most of the geysers occur in:
Question # 9
A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done in 25J. The angle which the force makes with the direction of motion will be
Question # 10
The tidal energy is due to gravitational pull of :
Question # 11
Work done is maximum when angle between force and displacement is:
Question # 12
When a falling body hits ground, its KE changes to _____ energy.
Question # 13
A field in which the work done is moving a body along closed path is zero is called:
Question # 14
Tick the conservative force
Question # 15
Work done is maximum when angle between force and displacement is
Top Scorers Of ECAT Physics Chapter 4 Work and Energy MCQ`s Test
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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 force and displacement are perpendicular to each other than work is equal to |
A. Unity
B. Infinity
C. Zero
D. -Fd
|
| 2 | Work-energy principle states that work done on the body by applied force is equal to change in: |
A. Potential energy
B. Kinetic nergy
C. Linear momentum
D. None of these
|
| 3 | SI Unit of work is |
A. Nm-1
B. Joule
C. Nms
D. Both a and b
|
| 4 | The space around the earth within which it expects a force of attraction on other bodies is known as: |
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
|
| 5 | Which of the following types of force can do no work on the particle on which it acts |
A. Frictional force
B. Gravitational force
C. Electric force
D. Centripetal force
|
| 6 | 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
|
| 7 | 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
|
| 8 | 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
|
| 9 | The types of mechanical energy is/are: |
A. Kinetic energy
B. Potential energy
C. Both of these
D. None of these
|
| 10 | The dimensions of work |
A. [MLT-1]
B. [MLT-2]
C. [ML2T-2]
D. [MLT]
|
Test Questions
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