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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 work done in moving a body between two points in a conservation field is independent of the:
Question # 2
Work done is maximum when angle between force and displacement is:
Question # 3
A boy pulls a toy car through a distance of 5 m by applying a force of 0.5 N, Which makes an angle of 60° with the horizontal. The work done by the boy is:
Question # 4
The work done by a force keeping an object in circular motion with constant speed is:
Question # 5
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 # 6
The value of escape velocity of Earth planet comes out to be:
Question # 7
Work has the dimensions as that of
Question # 8
Energy stored in the spring of a watch is called
Question # 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:
Question # 10
Work is a always done on a body when
Question # 11
The work performed on an object does not depend on
Question # 12
The unit of work in CGS system is
Question # 13
If force and displacement are in opposite direction, the work done is taken as:
Question # 14
The tidal energy is produced due to rotation of Earth relative to:
Question # 15
SI Unit of work 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 -
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 | Tick the conservation force: |
A. Tension in a string
B. Air resistance force
C. Elastic spring
D. Frictional force
|
| 2 | When force and displacement are perpendicular to each other than work is equal to |
A. Unity
B. Infinity
C. Zero
D. -Fd
|
| 3 | The unit of work in CGS system is |
A. Joule
B. Erg
C. Dyne
D. Watt
|
| 4 | Work is a |
A. Scalar quantity
B. Vector quantity
C. Base quantity
D. None of these
|
| 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: |
A. Power
B. Work
C. Pressure
D. None of these
|
| 6 | 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
|
| 7 | 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
|
| 8 | Teh consumption of energy by a 1000 watt heater in half an hour is: |
A. 5 Kwh
B. 0.5 Kwh
C. 2.5 Kwh
D. 3.2 Kwh
|
| 9 | 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
|
| 10 | Work done is independent of path followed in _______ |
A. Gravitational field
B. Magnetic field
C. Electric field
D. All of these
|
Test Questions
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