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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
Angular velocity is a:
Question # 3
When a body moves along a circular path with constant speed, it has an acceleration, which is always directed
Question # 4
Moment of inertia depends upon:
Question # 5
Which one is related to angular motion:
Question # 6
Conventional the angular Velocity is Directed at an angle of:
Question # 7
A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:
Question # 8
A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:
Question # 9
When a body moves with a constant speed in a circle:
Question # 10
Centripetal acceleration is also called ______ acceleration
Question # 11
Radian is defined as the angle subtended at the center of a circle by an arc of:
Question # 12
A body can have constant velocity when it follows:
Question # 13
The number of "Earth Stations" which transmit signals to satellites and receive signals fro them are
Question # 14
Which of the following pairs does not have identical dimensions?
Question # 15
One radian is
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A Asad watto 02 - Jun - 2024 03 Min 11 Sec 40/60
ECAT Physics Chapter 5 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Direction of motion _________ in circular motion |
A. Changes off and on
B. Changes continously
C. Does not change
D. None of them
|
| 2 | A point on the rim of a wheel moves 0.2 m when the wheel turns through an angle of 14.3 degrees. The radius of the wheel is |
A. 0.05 m
B. 0.08 cm
C. 0.8 m
D. 0.008 m
|
| 3 | INTELSAT operates at frequencies 4, 6, 11, 14 having unit of: |
A. KHz
B. MHz
C. GHz
D. BHz
|
| 4 | The angular speed of a particle moving along a circular path is 5 Pie rad sec-1, Its period of motion is: |
A. 2.5 sec
B. 0.06 sec
C. 15.7 sec
D. 0.4 sec
|
| 5 | A stone tied to the end of a 20 cm long string is whirled in a horizontal circle. If centripetal acceleration is 9.8 m/sec2, then its angular velocity is rad/sec is: |
A. 22/7
B. 7
C. 14
D. 21
|
| 6 | A body can have constant velocity when it follows: |
A. A circular path
B. A rectilinear path
C. Trajectory of a projectile
D. None of these
|
| 7 | Direction of motion ______ in circular motion: |
A. Changes off and on
B. Changes continuously
C. Does not change
D. None of them
|
| 8 |
A stone is tied to the end of a 20 cm along string is whirled in a horizontal circle. if centripetal acceleration is 9.8 m/sec2, then its angular velocity in rad/sec is:
|
A. 22/7
B. 7
C. 14
D. 21
|
| 9 | Moment of linear momentum is called. |
A. Moment arm
B. Moment of inertia
C. Inertia
D. Angular momentum
|
| 10 | Circular motion is an example of motion in: |
A. One dimension
B. Two dimensions
C. Three dimensions
D. None of these
|
Test Questions
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