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MCQ's Test For ECAT Physics Chapter 5 Circular Motion
Try The MCQ's Test For ECAT Physics Chapter 5 Circular Motion
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 5 Circular Motion
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Question # 1
The number of countries who manage the largest satellite system is:
Question # 2
Moment of inertia depends upon:
Question # 3
A point on the rim of a wheel moves 0.2 m when the wheel turns through an angle of 14.3 degrees. The radius of the wheel is:
Question # 4
In case of planets, the necessary acceleration is provided by:
Question # 5
Which of the following pairs does not have identical dimensions?
Question # 6
One radian is equal to:
Question # 7
One radian is equal to:
Question # 8
The useful unit of the angular displacement in SI unit is:
Question # 9
Centripetal force performs:
Question # 10
When a body moves with a constant speed in a circle:
Question # 11
When a body is moves along a circular path with constant speed, it has an acceleration, which is always directed:
Question # 12
Conventionally the angular velocity is directed to an angle of:
Question # 13
The center of mass of a sphere lies at:
Question # 14
A body moving along the circumference of a circle of radius R completes one revolution. The radius of the covered path to the angle subtended at the center is:
Question # 15
Direction of motion_______ in circular of motion:
Top Scorers Of ECAT Physics Chapter 5 Circular Motion MCQ`s Test
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A ali moid 21 - Jul - 2024 00 Min 36 Sec 60/60 -
D dark goblin 10 - Jul - 2024 00 Min 40 Sec 60/60 -
M Manoush Fatima 29 - May - 2024 03 Min 49 Sec 60/60 -
Z Zain hassan Zain 22 - May - 2024 01 Min 55 Sec 55/60 -
U Umer Usman 08 - Mar - 2024 02 Min 00 Sec 55/60 -
A Abdullah Baloch 01 - Aug - 2024 03 Min 09 Sec 55/60 -
M Mian House 30 - May - 2024 05 Min 25 Sec 55/60 -
M Muhammad Hashim 31 - May - 2024 02 Min 07 Sec 50/60 -
T Tasser Haider 31 - May - 2024 02 Min 22 Sec 50/60 -
Q Qasim Rashid 15 - Apr - 2024 07 Min 29 Sec 50/60 -
K khawar saleemi 27 - Sep - 2024 02 Min 16 Sec 45/60 -
A Ali zain 10 - Mar - 2024 02 Min 26 Sec 45/60 -
A Ahmad Khan 25 - Aug - 2024 08 Min 59 Sec 45/60 -
Z Zia Ullah Chahal 09 - Mar - 2024 01 Min 16 Sec 40/60 -
M M.Faiq 18 - May - 2024 02 Min 11 Sec 40/60
ECAT Physics Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A car is turning around a corner at 10 m/sec as it travels along an arc of a circle. If value of centripetal acceleration is 10 m/sec2in this case, find radius of the circular path: |
A. 1 m
B. 5 m
C. 10 m
D. 15 m
|
| 2 | Which of the following pairs does not have identical dimensions? |
A. Torque and energy
B. Energy and work
C. Momentum and impulse
D. Mass and moment of inertia
|
| 3 | When an object moves with a uniform angular velocity, then its instantaneous angular velocity is equal to: |
A. Zero
B. Its average velocity
C. Its angular displacement
D. None of these
|
| 4 | In rotational motion, analogue of force F us called: |
A. Couple
B. Torque
C. Mass
D. Moment of intertia
|
| 5 | In case of planets, the necessary acceleration is provided by: |
A. Gravitational force
B. Coulomb force
C. Frictional force
D. None of these
|
| 6 | If a gymnast is sitting on a rotating stool with his arms outstretched, brings his arms towards the chest, then its angular velocity will: |
A. Increase
B. Decrease
C. Remains constant
D. None of these
|
| 7 | The center of mass of a sphere lies at: |
A. The axis of the sphere
B. Circumference of sphere
C. Center of the sphere
D. None of them
|
| 8 | The number of "Earth stations" which transmit signals to satellites and receive signals from them are: |
A. 3
B. 24
C. 126
D. 200
|
| 9 | Final velocity of a hoop is __________ the final velocity of a disc having same mass and radius on coming down an inclined plane. |
A. Greater than
B. smaller than
C. Equal to
D. None of these
|
| 10 | Conventional the angular Velocity is Directed at an angle of: |
A. 90° to the axis of rotation
B. 30° to the axis of rotation
C. 0° to the axis of rotation
D. None of above
|
Test Questions
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