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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
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:
Question # 2
One radian is:
Question # 3
When angular acceleration is positive, the body rotates:
Question # 4
Centripetal acceleration is also called ______ acceleration:
Question # 5
The useful unit of the angular displacement in SI unit is:
Question # 6
One radian is:
Question # 7
One radian is equal to:
Question # 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:
Question # 9
A point on the rim of a wheel moves 0.2 m where the wheel turns through an angle is 14.3 degrees. The radius of the wheel is:
Question # 10
Which one is related to angular motion:
Question # 11
The number of countries who manage the largest satellite system is:
Question # 12
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 # 13
Satellites are held in orbits around Earth by its:
Question # 14
One radian is
Question # 15
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:
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 -
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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 | Moment of linear momentum is called. |
A. Moment arm
B. Moment of inertia
C. Inertia
D. Angular momentum
|
| 2 | 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
|
| 3 | Conventionally the angular velocity is directed at 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
|
| 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 | 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
|
| 6 | 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
|
| 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 | Which one is related to angular motion: |
A. Moment of a force
B. Moment of inertia
C. Moment of momentum
D. None of these
|
| 9 | Direction of motion ______ in circular motion: |
A. Changes off and on
B. Changes continuously
C. Does not change
D. None of them
|
| 10 | 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
|
Test Questions
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Ahmed Qureshi
14 Feb 2018wt