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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 done is maximum when angle between force and displacement is:
Question # 2
Which of the following is not a unit of power:
Question # 3
The work done by a force keeping an object in circular motion with constant speed is:
Question # 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:
Question # 5
Tick the conservative force
Question # 6
Work done in lower and bucket into the well is:
Question # 7
Which of the following types of force can do no work on the particle on which it acts
Question # 8
In the force applied to parallel to the direction of motion, then the work done is:
Question # 9
The tidal energy is produced due to rotation of Earth relative to:
Question # 10
Teh consumption of energy by a 1000 watt heater in half an hour is:
Question # 11
The field in which work done in moving a body between two points depends upon the path followed is called:
Question # 12
Work-energy principle states that work done on the body by applied force is equal to change in:
Question # 13
Work has the dimensions as that of
Question # 14
When a body moves against the force of friction on a horizontal plane, the work done by the body is:
Question # 15
Work is a always done on a body when
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 -
K Kifayet Ali 27 - May - 2024 05 Min 33 Sec 50/60 -
M M And M Gaming 04 - Jun - 2024 08 Min 49 Sec 50/60
ECAT Physics Chapter 4 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Work is 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 is correct
|
| 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 | Which force is not a conservative force? |
A. Frictional force
B. Gravitational force
C. Electric force
D. Elastic spring force
|
| 4 | Work is a: |
A. Scalar quantity
B. Vector quantity
C. Base quantity
D. None of these
|
| 5 | Area under the force displacement graph gives |
A. Power
B. Work
C. Heat
D. Energy
|
| 6 | If force and displacement are in opposite direction, the work done is taken as |
A. Positive work
B. Negative work
C. Zero work
D. Infinite work
|
| 7 | Work done by the force of friction is always |
A. Positive
B. Zero
C. Negative
D. Maximum
|
| 8 | In the force applied is parallel to the direction of motion, then work done is: |
A. Maximum
B. Minimum
C. Zero
D. None of these
|
| 9 | The dimensions of work |
A. [MLT-1]
B. [MLT-2]
C. [ML2T-2]
D. [MLT]
|
| 10 | The Space around the Earth within which it exerts a force of attraction on other bodies is known as |
A. Nuclear field
B. Conservative field
C. Electric field
D. Gravitational field
|
Test Questions
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