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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
One radian is:
Question # 2
Angular velocity is a:
Question # 3
Final velocity of a hoop is __________ the final velocity of a disc having same mass and radius on coming down an inclined plane.
Question # 4
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 # 5
Direction of motion ______ in circular motion:
Question # 6
An axis of rotation
Question # 7
Angular momentum is a:
Question # 8
When angular acceleration is positive, the body rotates:
Question # 9
A toy car moves around a circular track of radius 0.3 m at the rate of 120 rev/min. The speed V of the car is:
Question # 10
One radian is
Question # 11
When a body moves with a constant speed in a circle:
Question # 12
Conventionally the angular velocity is directed at an angle of
Question # 13
The useful unit of the angular displacement in SI unit is:
Question # 14
Conventionally the angular velocity is directed to an angle of:
Question # 15
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:
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 flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be: |
A. 49 rad/sec2
B. 1 rad/sec2
C. 0.16 rev/sec2
D. Both A and C
|
| 2 | 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
|
| 3 | Centripetal acceleration is also called ______ acceleration: |
A. Tangential
B. Radial
C. Angular
D. None of them
|
| 4 | The number of "Earth stations" which transmit signals to satellites and receive signals from them are: |
A. 3
B. 24
C. 126
D. 200
|
| 5 | When angular acceleration is positive, the body rotates: |
A. Slower
B. Slowest
C. Faster
D. None of these
|
| 6 | A rotating wheel accelerates up to the value of 0.75 rev/sec2after 2 seconds of its start. Its angular velocity becomes: |
A. 9.42 rad/sec
B. 2.6 rev/sec
C. 1.5 rev/sec
D. Both A and C
|
| 7 | Circular motion is an example of motion in: |
A. One dimension
B. Two dimensions
C. Three dimensions
D. None of these
|
| 8 | One radian is: |
A. Greater than one degree
B. Less than one degree
C. Equal to one degree
D. None of them
|
| 9 | Angular velocity is a: |
A. Scalar quantity
B. Vector quantity
C. Complex quantity
D. None of these
|
| 10 | The useful unit of angular replacement in SI unit is: |
A. Degree
B. Revolution
C. Radian
D. Metre
|
Test Questions
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