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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
00:00
Question # 1
Final velocity of a hoop is __________ the final velocity of a disc having same mass and radius on coming down an inclined plane.
Question # 2
Direction of angular momentum is determined by:
Question # 3
The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 9.8 m sec-2comes out to be
Question # 4
Direction of motion _________ in circular motion
Question # 5
One radian is:
Question # 6
The center of mass of a sphere lies at:
Question # 7
The number of "Earth stations" which transmit signals to satellites and receive signals from them are:
Question # 8
The useful unit of angular replacement in SI unit is:
Question # 9
The angular speed of a particle moving along a circular path is 5 Pie rad sec-1, Its period of motion is:
Question # 10
Direction of motion _______ in circular motion
Question # 11
The rear wheels of an automobile are rev/sec which is reduced to 38 rad/sec in 5 seconds when brakes are applied. Its angular acceleration is:
Question # 12
Direction of motion_______ in circular of motion:
Question # 13
Formula for calculating moment of inertia of the bodies of one pair is same. Tick the answer.
Question # 14
Centripetal force performs:
Question # 15
______ plays the same role during angular motion as played by the mass in linear 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 -
H Hussain Iqbal 27 - Jan - 2026 01 Min 17 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 -
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 -
S suzi 09 - Feb - 2026 01 Min 49 Sec 48/60 -
K khawar saleemi 27 - Sep - 2024 02 Min 16 Sec 45/60 -
A Ahmad Khan 25 - Aug - 2024 08 Min 59 Sec 45/60 -
M M.Faiq 18 - May - 2024 02 Min 11 Sec 40/60 -
A Asad watto 02 - Jun - 2024 03 Min 11 Sec 40/60
ECAT Physics Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | One radian is equal to: |
A. 30.3°
B. 45.3°
C. 50.3°
D. 57.3°
|
| 2 | A body can have constant velocity when it follows: |
A. A circular path
B. A rectilinear path
C. Trajectory of a projectile
D. None of these
|
| 3 | A rotating body tends to be slower, when its angular acceleration is: |
A. Positive
B. Negative
C. Zero
D. Infinity
|
| 4 | The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 0.8 m sec-2comes out to: |
A. 980 N
B. 580 N
C. 1380 N
D. Zero
|
| 5 | Centripetal acceleration is also called ______ acceleration |
A. Tangential
B. Radial
C. Angular
D. None of them
|
| 6 | One radian is: |
A. Greater than one degree
B. Less than one degree
C. Equal to one degree
D. None of them
|
| 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 | Conventionally the angular velocity is directed to 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 the above
|
| 9 | When a body moves with a constant speed in a circle: |
A. No work is done on it
B. No acceleration is produced in the body
C. Velocity remains constant
D. None of these
|
| 10 | The angular speed of a particle moving along a circular path is 5 Pie rad sec-1, Its period of motion is: |
A. 2.5 sec
B. 0.06 sec
C. 15.7 sec
D. 0.4 sec
|
Test Questions