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MCQ's Test For ECAT Physics Chapter 7 Oscillations
Try The MCQ's Test For ECAT Physics Chapter 7 Oscillations
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 7 Oscillations
00:00
Question # 1
Vibratory motion is always under
Question # 2
If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:
Question # 3
In vibrational motion(SHM)
Question # 4
An oscillating body oscillates due to:
Question # 5
To and fro motion of a body is about its mean position is known as:
Question # 6
A spring of constant k = 0.4 N m-1is to be extended through 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:
Question # 7
Which one of the following is an example of SHM:
Question # 8
The maximum distance of body from mean position when body is executing SHM is called
Question # 9
Amplitude in SHM is equivalent to ______ in circular motion
Question # 10
Second's pendulum is the pendulum whose time period is:
Question # 11
When quarter of a cycle is completed, the phase of vibration is:
Question # 12
Distance covered during one vibration of an oscillating body in terms of amplitude A is:
Question # 13
The wave form of SHM is
Question # 14
In SHM, the acceleration is ______ when velocity is _____:
Question # 15
If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:
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ECAT Physics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A particle executes SHM with frequency. The frequency with which its K.E oscillates is |
A. f/2
B. 2f
C. f
D. 4f
|
| 2 | The time taken to complete one vibration is called: |
A. Frequency
B. Amplitude
C. Time
D. Time period
|
| 3 | In SHM, there is always a constant ratio between displacement if body and its: |
A. Velocity
B. Period
C. Mass
D. Acceleration
|
| 4 | A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle: |
A. Circular motion, circumference
B. Vibratory, chord
C. SHM, diameter
D. SHM, circumference
|
| 5 | A body with frequency of would complete one vibration in: |
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
|
| 6 | The restoring force is ______ and opposite tot he applied force within ______ |
A. Equal, Elastic limit
B. Different, The walls of the laboratory
C. Different, Elastic limit
D. None of these
|
| 7 | The graph showing the variation of displacement with time is a |
A. Sine curve
B. Straight line
C. Parabola
D. None of these
|
| 8 | When quarter of a cycle is completed, the phase of vibration is: |
A. 90°
B. 180°
C. 45°
D. 360°
|
| 9 | The acceleration of body executing SHM is directly proportional to |
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force
|
| 10 | Amplitude is the displacement of the vibrating body from: |
A. One extreme position to the other extreme position
B. Mean position any one extreme position
C. Both A and B are correct
D. None of these
|
Test Questions