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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
If a gymnast is sitting on a rotating stool with his arms outstretched, brings his arms towards the chest, then its angular velocity will:
Question # 3
The center of mass of a sphere lies at:
Question # 4
The number of "Earth stations" which transmit signals to satellites and receive signals from them are:
Question # 5
The angular speed of a particle moving along a circular path is 5 Pie rad sec-1, Its period of motion is:
Question # 6
Conventional the angular Velocity is Directed at an angle of:
Question # 7
A rotating body tends to be slower, when its angular acceleration is:
Question # 8
The useful unit of angular replacement in SI unit is:
Question # 9
One radian is equal to:
Question # 10
______ plays the same role during angular motion as played by the mass in linear motion
Question # 11
When angular acceleration is positive, the body rotates:
Question # 12
Moment of inertia depends upon:
Question # 13
When angular acceleration is positive, the body rotates:
Question # 14
Angular momentum is a:
Question # 15
When a body moves with a constant speed in a circle:
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 | 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 | A 1000 Kg car travelling with a speed of 90 km/hr turns around a curve of radius 0.1 km. The necessary centripetal force comes out to be: |
A. 8.1 X 107N
B. 625 N
C. 6250 N
D. None of these
|
| 3 | A car is moves around a circular track of radius 0.3 m at the rate of 120 rev/min. The speed v of the car is: |
A. 38 m/sec
B. 3.8 m/sec
C. 0.6 m/sec
D. None of these
|
| 4 | Centripetal acceleration is also called ______ acceleration: |
A. Tangential
B. Radial
C. Angular
D. None of them
|
| 5 | 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
|
| 6 | 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
|
| 7 | 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: |
A. 5 rad/sec2
B. -10 rav/sec2
C. -10 rad/sec2
D. -5 rav/sec2
|
| 8 | One radian is: |
A. Greater than one degree
B. Less than one degree
C. Equal to one degree
D. None of these
|
| 9 | Moment of linear momentum is called. |
A. Moment arm
B. Moment of inertia
C. Inertia
D. Angular momentum
|
| 10 | Direction of angular momentum is determined by: |
A. Right hand rule
B. Head to tail rule
C. Left hand rule
D. None of them
|
Test Questions