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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 fro them are
Question # 2
Centripetal force performs:
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
Formula for calculating moment of inertia of the bodies of one pair is same. Tick the answer.
Question # 5
One radian is equal to:
Question # 6
The instantaneous acceleration of a body moving with constant speed in a circle:
Question # 7
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:
Question # 8
Direction of motion_______ in circular of motion:
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
Einstein's theory about gravity if better than Newton's because it gave explanation of:
Question # 11
A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:
Question # 12
Centripetal acceleration is also called ______ acceleration
Question # 13
The rear wheels of an automobile are rotating with an angular velocity of 14 rev/sec which is reduced to 38 rad/sec in 5 second when brakes are applied. Its angular acceleration is:
Question # 14
Direction of motion _______ in circular motion
Question # 15
Moment of inertia depends upon:
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 | A rotating body tends to be slower, when its angular acceleration is: |
A. Positive
B. Negative
C. Zero
D. Infinity
|
| 2 | Direction of motion ______ in circular motion: |
A. Changes off and on
B. Changes continuously
C. Does not change
D. None of them
|
| 3 | 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
|
| 4 | Direction of motion_______ in circular of motion: |
A. Changes off and on
B. Changes continuously
C. Does not change
D. None of them
|
| 5 | The number of "Earth Stations" which transmit signals to satellites and receive signals fro them are |
A. 3
B. 24
C. 126
D. 200
|
| 6 | The number of countries who manage the largest satellite system is: |
A. 3
B. 24
C. 126
D. 200
|
| 7 | Which of the following pairs does not have identical dimensions? |
A. Torque and energy
B. Energy and work
C. Momentum and impulse
D. Mass and moment of inertia
|
| 8 | 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: |
A. 10 m
B. 12 m
C. 13 m
D. 15 m
|
| 9 | 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
|
| 10 | Angular velocity is a: |
A. Scalar quantity
B. Vector quantity
C. Complex quantity
D. None of these
|
Test Questions
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Ahmed Qureshi
14 Feb 2018wt