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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
One radian is
Question # 2
Moment of linear momentum is called.
Question # 3
The useful unit of the angular displacement in SI unit is:
Question # 4
One radian is equal to:
Question # 5
A disc rolls down a hill and its speed at bottom is found to be 11.4 m/sec. Height of the hill is then nearly:
Question # 6
A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:
Question # 7
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 # 8
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:
Question # 9
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 # 10
Conventionally the angular velocity is directed at an angle of
Question # 11
One radian is:
Question # 12
The center of mass of a sphere lies at:
Question # 13
Direction of motion_______ in circular of motion:
Question # 14
A rotating body tends to be slower, when its angular acceleration is:
Question # 15
INTELSAT operates at frequencies 4, 6, 11, 14 having unit of
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 -
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 -
R Rashid Bhatti 20 - Nov - 2024 02 Min 54 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 -
M Maryam Hamda 05 - Jun - 2024 06 Min 27 Sec 35/60 -
Z zeeshan khan 27 - Oct - 2024 12 Min 38 Sec 35/60 -
H Hp_Probook_4540s Fauji 17 - Nov - 2024 18 Min 21 Sec 35/60 -
S Samia 786 08 - Dec - 2025 04 Min 57 Sec 32/60
ECAT Physics Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Direction of motion _______ in circular motion |
A. Changes off and on
B. Changes continuously
C. Does not change
D. None of them
|
| 2 | If a gymnast 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. Remain constant
D. None of these
|
| 3 | Moment of inertia depends upon: |
A. Mass
B. Selection of axis of rotation
C. Both of them
D. None of these
|
| 4 | Direction of angular momentum is determined by: |
A. Right hand rule
B. Head to tail rule
C. Left hand rule
D. None of them
|
| 5 | Einstein's theory about gravity if better than Newton's because it gave explanation of: |
A. Inverse square law
B. Bending of light
C. Both A and B
D. None of above
|
| 6 | 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
|
| 7 | 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
|
| 8 | A body moving along the circumference of a circle of radius R completes one revolution. The radius of a covered path to the angle subtended at the centre is: |
A. Radius of the circle
B. Twice the radius
C. Thrice the radius
D. None of these
|
| 9 | The number of countries who manage the largest satellite system is: |
A. 3
B. 24
C. 126
D. 200
|
| 10 | 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
|
Test Questions
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Ahmed Qureshi
14 Feb 2018wt