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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 space around the earth within it exerts a force of attraction on other bodies of known as:
Question # 2
Tick the conservation force:
Question # 3
Work-energy principle states that work done on the body by applied force is equal to change in:
Question # 4
When two protons are brought are brought closer potential energy of both of them:
Question # 5
Work has the dimensions as that of
Question # 6
The work done in moving a body between two points in a conservative field is independent of the
Question # 7
Work done in lower and bucket into the well is:
Question # 8
Which of the following types of force can do no work on the particle on which it acts
Question # 9
The Space around the Earth within which it exerts a force of attraction on other bodies is known as
Question # 10
Teh consumption of energy by a 1000 watt heater in half an hour is:
Question # 11
When a wall is pushed by a person very strongly, he has done:
Question # 12
When velocity of moving body is doubled, the quantity which is also doubled is its:
Question # 13
SI Unit of work is
Question # 14
The work done by a force keeping an object in circular motion with constant speed is:
Question # 15
Which one is conservative force
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 | 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
|
| 2 | 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
|
| 3 | A solar cell is made from: |
A. Iron
B. Silicon
C. Germanium
D. Copper
|
| 4 | 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
|
| 5 | The work done 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
|
| 6 | Work is a scalar product of |
A. Force, Velocity
B. Velocity, Displacement
C. Force, Displacement
D. Force, Momentum
|
| 7 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 8 | 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
|
| 9 | A two Kg block is held 1 m above the floor for 50 seconds, the work done is: |
A. Zero
B. 10.2 J
C. 100 J
D. 980 J
|
| 10 | If one newton force acts on a body and displaces the body through 1m work done on body is |
A. 1 dyne
B. 1 joule
C. 1KJ
D. 1 Watt
|
Test Questions