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MCQ's Test For Physics ECAT Pre Engineering Chapter 5 Circular Motion
Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 5 Circular Motion
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Total Questions15
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Time Allowed20
Physics ECAT Pre Engineering Chapter 5 Circular Motion
00:00
Question # 1
The number of "Earth stations" which transmit signals to satellites and receive signals from them are:
Question # 2
Satellites are held in orbits around Earth by its:
Question # 3
Direction of motion _______ in circular motion
Question # 4
In rotational motion, analogue of force F us called:
Question # 5
A stone is tied to the end of a 20 cm along string is whirled in a horizontal circle.
A stone is tied to the end of a 20 cm along string is whirled in a horizontal circle.if centripetal acceleration is 9.8 m/sec2, then its angular velocity in rad/sec is:
Question # 6
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 # 7
The useful unit of angular replacement in SI unit is:
Question # 8
The useful unit of the angular displacement in SI unit is:
Question # 9
______ plays the same role during angular motion as played by the mass in linear motion
Question # 10
One radian is equal to:
Question # 11
The center of mass of a sphere lies at:
Question # 12
One radian is:
Question # 13
Angular velocity is a:
Question # 14
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 # 15
Direction of motion_______ in circular of motion:
Top Scorers Of Physics ECAT Pre Engineering Chapter 5 Circular Motion MCQ`s Test
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D Deuspeu 24 - Sep - 2024 00 Min 49 Sec 60/60 -
M M Umer Arain 06 - Nov - 2024 00 Min 15 Sec 55/60 -
M Muhammad Rameez 15 - Sep - 2024 02 Min 50 Sec 55/60 -
K Kashaf Naqvi 12 - Mar - 2026 01 Min 44 Sec 52/60 -
A Abdullah Zubair 18 - Dec - 2024 06 Min 29 Sec 50/60 -
A Aarij 09 - Dec - 2024 01 Min 36 Sec 45/60 -
H Hanan Cheema 31 - Dec - 2024 03 Min 50 Sec 45/60 -
E Eraj Abeer 06 - Dec - 2024 16 Min 49 Sec 45/60 -
M Malaika Abeer 30 - Mar - 2026 05 Min 40 Sec 44/60 -
R Rashid Bhatti 20 - Nov - 2024 02 Min 54 Sec 40/60 -
F Furqan Asif 09 - Mar - 2026 34 Min 50 Sec 40/60 -
M MUHAMMAD MUSA MUEED 10 - Oct - 2025 17 Min 42 Sec 36/60 -
Z Zainab Tahir 03 - Nov - 2024 02 Min 45 Sec 35/60 -
M Mn Creatives 05 - Dec - 2024 03 Min 16 Sec 35/60 -
Z zeeshan khan 27 - Oct - 2024 12 Min 38 Sec 35/60
ECAT Physics Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Centripetal acceleration is also called ________ acceleration |
A. Tangential
B. Radial
C. Angular
D. None of these
|
| 2 |
A stone is tied to the end of a 20 cm along string is whirled in a horizontal circle. if centripetal acceleration is 9.8 m/sec2, then its angular velocity in rad/sec is:
|
A. 22/7
B. 7
C. 14
D. 21
|
| 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 | Moment of linear momentum is called. |
A. Moment arm
B. Moment of inertia
C. Inertia
D. Angular momentum
|
| 5 | INTELSAT operates at frequencies 4, 6, 11, 14 having unit of: |
A. KHz
B. MHz
C. GHz
D. BHz
|
| 6 | When a body moves along a circular path with constant speed, it has an acceleration, which is always directed |
A. Along the tangent
B. Towards the centre
C. Away from the centre
D. None of them
|
| 7 | Centripetal acceleration is also called ______ acceleration: |
A. Tangential
B. Radial
C. Angular
D. None of them
|
| 8 | The number of "Earth Stations" which transmit signals to satellites and receive signals fro them are |
A. 3
B. 24
C. 126
D. 200
|
| 9 | 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
|
| 10 | A car is turning around a corner at 10 m/sec as it travels along an arc of 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
|
Test Questions
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Ahmed Qureshi
14 Feb 2018wt