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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 lowering the bucket into the well is:
Question # 2
Work done is maximum when angle between force and displacement is:
Question # 3
The commercial unit of electrical energy 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
Work is a:
Question # 6
SI Unit of work is
Question # 7
Work has the dimensions as that of
Question # 8
A body moves a distance of 10 m along a straight line under the action of a force of 5 N. If the work done is 25 J, the angle which force makes with the direction of motion of a body is:
Question # 9
Watt x second is unit of:
Question # 10
The unit of work in CGS system is
Question # 11
Maximum work is done when force and displacement are
Question # 12
Work done on a body by gravity in lifting it up to certain height is
Question # 13
A laborer carrying a load on his head moves from the rest on a horizontal road to another point where he comes to rest. He has done:
Question # 14
The work performed on an object does not depend on:
Question # 15
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:
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 a Quantity |
A. Vector
B. Scalar
C. Non-physical
D. None of these
|
| 2 | 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
|
| 3 | Work done is maximum when angle between force and displacement is: |
A. 0°
B. 90°
C. 180°
D. None of these
|
| 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 | When force and displacement are perpendicular to each other than work is equal to |
A. Unity
B. Infinity
C. Zero
D. -Fd
|
| 6 | A 100 Kg car is moving at the speed of 10 m/sec and comes to rest after covering a distance of 50 m. The amount of work done against the friction is: |
A. +5 X 101J
B. +5 X 102J
C. +5 X 103J
D. +5 X 104J
|
| 7 | 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
|
| 8 | Which of the following is not a unit of power: |
A. J-sec
B. Watt
C. N m/sec
D. Horsepower
|
| 9 | Most of the geysers occur in: |
A. Volcanic regions
B. Magnetic regions
C. Northern region
D. None of these
|
| 10 | The space around the earth in which its gravitational force acts on a body is called |
A. Electric Field
B. Gravitational field
C. Magnetic field
D. Conservative field
|
Test Questions