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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
Watt x second is unit of:
Question # 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:
Question # 3
A boy pulls a toy car through a distance of 5 m by applying a force of 0.5 N, which makes and angle of 60° with the horizontal. The work done by the boy is:
Question # 4
Which of the following is not a unit of power:
Question # 5
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 # 6
The energy stored int he water of the dam is:
Question # 7
The space around the earth within it exerts a force of attraction on other bodies of known as:
Question # 8
The field in which work done in moving a body between two points depends upon the path followed is called:
Question # 9
Most of the geysers occur in:
Question # 10
The work performed on an object does not depend on
Question # 11
When the body is moves against the force of friction on a horizontal plane, the work done by the body is:
Question # 12
The work performed on an object does not depend on:
Question # 13
Work done is maximum when angle between force and displacement is:
Question # 14
The commercial unit of electrical energy is :
Question # 15
Work is a
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 -
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 -
M Mian House 18 - May - 2024 03 Min 28 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 | The work done in moving a body between two points in a conservative field is independent of the |
A. Direction
B. Force applied
C. Path followed by the body
D. Power
|
| 2 | The power of an electric generating station is expressed in: |
A. Kilo Jule
B. Kilowatt-hour
C. Kilo watt
D. Watt
|
| 3 | 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
|
| 4 | Work done on a body by gravity in lifting it up to certain height is |
A. Maximum
B. Minimum
C. Zero
D. Negative
|
| 5 | When force and displacement are perpendicular to each other than work is equal to |
A. Unity
B. Infinity
C. Zero
D. -Fd
|
| 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. Infinte work
|
| 7 | Work has the dimensions as that of |
A. Torque
B. Angular momentum
C. Linear momentum
D. Power
|
| 8 | A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done in 25J. The angle which the force makes with the direction of motion will be |
A. 60°
B. 90°
C. 30°
D. 0°
|
| 9 | When a force of 0.5 N displaces a body through a distance of 2m in the direction of force, the work done is: |
A. 2 J
B. 0.25 J
C. 1 J
D. 0.5 J
|
| 10 | In the force applied to parallel to the direction of motion, then the work done is: |
A. Positive
B. Negative
C. Zero
D. None of these
|
Test Questions
