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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
Work is a always done on a body when
Question # 2
Work done in lower and bucket into the well is:
Question # 3
The power of an electric generating station is expressed in:
Question # 4
A solar cell converts energy of the Sun into:
Question # 5
The field in which work done in moving a body between two points depends upon the path followed is called:
Question # 6
Work is always done on a body when:
Question # 7
Work done along a closed path in a gravitational field is:
Question # 8
Work is a:
Question # 9
A field in which the work done is moving a body along closed path is zero is called:
Question # 10
Work-energy principle states that work done on the body by applied force is equal to change in:
Question # 11
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 # 12
In the force applied to parallel to the direction of motion, then the work done is:
Question # 13
When two protons are brought are brought closer potential energy of both of them:
Question # 14
Work has the dimension as that of:
Question # 15
Work done is lowering the bucket into the well 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 -
Z Zain hassan Zain 22 - May - 2024 02 Min 34 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 -
K Kifayet Ali 27 - May - 2024 05 Min 33 Sec 50/60
ECAT Physics Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | 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: |
A. Power
B. Work
C. Pressure
D. None of these
|
| 3 | 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: |
A. +5 x 101J
B. +5 x 102J
C. +5 x 103J
D. +5 x 104J
|
| 4 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 5 | The dimensions of work |
A. [MLT-1]
B. [MLT-2]
C. [ML2T-2]
D. [MLT]
|
| 6 | When velocity of moving body is doubled, the quantity which is also doubled is its: |
A. K.E.
B. Acceleration
C. Momentum
D. P.E.
|
| 7 | 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: |
A. Power
B. Work
C. Pressure
D. None of these
|
| 8 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 9 | 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
|
| 10 | Work is a 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 are correct
|
Test Questions