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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
Which of the following pairs does not have identical dimensions?
Question # 2
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 # 3
Angular velocity is a:
Question # 4
INTELSAT operates at frequencies 4, 6, 11, 14 having unit of
Question # 5
Moment of linear momentum is called.
Question # 6
The number of "Earth stations" which transmit signals to satellites and receive signals from them are:
Question # 7
Einstein's theory about gravity if better than Newton's because it gave explanation of:
Question # 8
Centripetal acceleration is also called _______ acceleration:
Question # 9
Conventionally the angular velocity is directed at an angle of
Question # 10
The number of "Earth Stations" which transmit signals to satellites and receive signals fro them are
Question # 11
The center of mass of a sphere lies at:
Question # 12
Direction of angular momentum is determined by:
Question # 13
The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 0.8 m sec-2comes out to:
Question # 14
Centripetal acceleration is also called ______ acceleration
Question # 15
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:
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 Muneeb ur Rehman 30 - Jun - 2026 02 Min 28 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
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 them
|
| 2 | Direction of motion_______ in circular of motion: |
A. Changes off and on
B. Changes continuously
C. Does not change
D. None of them
|
| 3 | Formula for calculating moment of inertia of the bodies of one pair is same. Tick the answer. |
A. Disc, sphere
B. sphere, hoop
C. Thin rod, hoop
D. Hoop,disc
|
| 4 | Moment of inertia depends upon: |
A. Mass
B. Selection of axis of rotation
C. Both of them
D. None of these
|
| 5 | In case of planets, the necessary acceleration is provided by: |
A. Gravitational force
B. Coulomb force
C. Frictional force
D. None of these
|
| 6 | INTELSAT operates at frequencies 4, 6, 11, 14 having unit of |
A. KHz
B. MHz
C. GHz
D. BHz
|
| 7 | The number of "Earth stations" which transmit signals to satellites and receive signals from them are: |
A. 3
B. 24
C. 126
D. 200
|
| 8 | Satellites are held in orbits around Earth by its: |
A. Gravitational field
B. Magnetic field
C. Own orbital motion
D. Own spin motion
|
| 9 | When angular acceleration is positive, the body rotates: |
A. Slower
B. Slowest
C. Faster
D. None of these
|
| 10 | 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
|
Test Questions