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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
The commercial unit of electrical energy is :
Question # 2
Which force is not a conservative force?
Question # 3
1 J = ________?
Question # 4
Work done is lowering the bucket into the well is:
Question # 5
When velocity of moving body is doubled, the quantity which is also doubled is its:
Question # 6
In the force applied is parallel to the direction of motion, then work done is:
Question # 7
Work is a always done on a body when
Question # 8
The tidal energy is due to gravitational pull of :
Question # 9
Work has the dimension as that of:
Question # 10
If force and displacement are in opposite direction, the work done is taken as
Question # 11
The consumption of energy by a 60 W bulb in 2 minutes is:
Question # 12
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 # 13
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:
Question # 14
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:
Question # 15
If force and displacement are in opposite direction, the work done is taken as:
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 | Maximum work is done when force and displacement are |
A. Parallel
B. Antiparallel
C. Perpendicular
D. Both a and b
|
| 2 | Which of the following type 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
|
| 3 | The work performed on an object does not depend on: |
A. Force applied
B. Angle at which force is inclined to the displacement
C. Initial velocity of the object
D. Displacement
|
| 4 | 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
|
| 5 | The consumption of energy by a 60 W bulb in 2 minutes is: |
A. 2 watt-hour
B. 120 watt-hour
C. 30 watt-hour
D. None of these
|
| 6 | Work is product of: |
A. Force and velocity
B. Heat and energy
C. Force and displacement
D. None of these
|
| 7 | 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
|
| 8 | Work done along a closed path in a gravitational field is: |
A. Maximum
B. Minimum
C. Zero
D. Unity
|
| 9 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 10 | The space around the earth within it exerts a force of attraction on other bodies of known as: |
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
|
Test Questions