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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
When a wall is pushed by a person very strongly, he has done:
Question # 2
When a falling body hits ground, its KE changes to _____ energy.
Question # 3
The angle between centripetal force and displacement of the body moving in a circle is:
Question # 4
Work done on a body by gravity in lifting it up to certain height is
Question # 5
A 2 kg block is held 1 m above floor for 50 seconds. The work done is:
Question # 6
When force and displacement are perpendicular to each other than work is equal to
Question # 7
The consumption of energy by a 60 W bulb in 2 minutes is:
Question # 8
Work is a
Question # 9
Work has a dimension as that of:
Question # 10
A field in which the work done is moving a body along closed path is zero is called:
Question # 11
The space around the earth within it exerts a force of attraction on other bodies of known as:
Question # 12
In the force applied is parallel to the direction of motion, then work done is:
Question # 13
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 # 14
When a body moves against the force of friction on a horizontal plane, the work done by the body is:
Question # 15
The work done by a force, keeping an object in circular motion with constant speed 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 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
|
| 2 | Work done is maximum when angle between force and displacement is |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 3 | The commercial unit of electrical energy is : |
A. K Watt
B. KWH
C. Horse power
D. Joule
|
| 4 | 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
|
| 5 | 1 J = ________? |
A. 107erges
B. 10-7erges
C. 105erges
D. 10-5erges
|
| 6 | 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
|
| 7 | 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
|
| 8 | Work is a: |
A. Scalar quantity
B. Vector quantity
C. Base quantity
D. None of these
|
| 9 | The work done in moving a body between two points in a conservation field is independent of the: |
A. Direction
B. Force applied
C. Path followed by the body
D. Power
|
| 10 | 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
|
Test Questions