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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
One radian is:
Question # 2
One radian is:
Question # 3
Circular motion is an example of motion in:
Question # 4
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 # 5
______ plays the same role during angular motion as played by the mass in linear motion
Question # 6
Radian is defined as the angle subtended at the center of a circle by an arc of:
Question # 7
If a gymnast sitting on a rotating stool with his arms outstretched, brings his arms towards the chest, then its angular velocity will
Question # 8
Conventionally the angular velocity is directed at an angle of
Question # 9
The useful unit of angular replacement in SI unit is:
Question # 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:
Question # 11
When a body moves with a constant speed in a circle:
Question # 12
Direction of motion _______ in circular motion
Question # 13
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 # 14
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 # 15
Formula for calculating moment of inertia of the bodies of one pair is same. Tick the answer.
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 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 -
A Asad watto 02 - Jun - 2024 03 Min 11 Sec 40/60
ECAT Physics Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | When angular acceleration is positive, the body rotates: |
A. Slower
B. Slowest
C. Faster
D. None of these
|
| 2 | Centripetal acceleration is also called ________ acceleration |
A. Tangential
B. Radial
C. Angular
D. None of these
|
| 3 | INTELSAT operates at frequencies 4, 6, 11, 14 having unit of: |
A. KHz
B. MHz
C. GHz
D. BHz
|
| 4 | One radian is: |
A. Greater than one degree
B. Less than one degree
C. Equal to one degree
D. None of these
|
| 5 | The center of mass of a sphere lies at: |
A. The axis of the sphere
B. Circumference of sphere
C. Center of the sphere
D. None of them
|
| 6 | One radian is: |
A. Greater than one degree
B. Less than one degree
C. Equal to degree
D. none of these
|
| 7 | 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
|
| 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 | Which one is related to angular motion: |
A. Moment of a force
B. Moment of inertia
C. Moment of momentum
D. None of these
|
| 10 | The net force acting on a 100 kg man standing in an elevator accelerating downward with a = 0.8 m sec-2comes out to: |
A. 980 N
B. 580 N
C. 1380 N
D. Zero
|
Test Questions