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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
Hertz is unit of:
Question # 2
A body of mass 0.031 kg attached to one end of a spring of spring constant 0.3 N/m, then time period of spring mass system will be:
Question # 3
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 # 4
Which of the following quantity for particle executing SHM is non-zero at mean position
Question # 5
If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:
Question # 6
To and fro motion of a body is about its mean position is known as:
Question # 7
The unit of spring constant is:
Question # 8
If time period of a pendulum is doubled by increasing its length, then its frequency will
Question # 9
Amplitude in SHM is equivalent to ______ in circular motion:
Question # 10
Free oscillations are always produced by:
Question # 11
The time taken to complete one vibration is called:
Question # 12
Velocity of particle executing SHM will be maximum at
Question # 13
The unit of spring constant is
Question # 14
The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.
Question # 15
A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle:
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ECAT Physics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which of the following is an example of SHM(in ideal situations) |
A. Motion of simple pendulum
B. Motion of horizontal spring man system
C. Motion of violin string
D. All of these
|
| 2 | When quarter of a cycle is completed, the phase of vibration is: |
A. 90°
B. 180°
C. 45°
D. 360°
|
| 3 | The time taken to complete one vibration is called: |
A. Frequency
B. Amplitude
C. Time
D. Time period
|
| 4 | The S.I unit of frequency is |
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
|
| 5 | If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be: |
A. 10 cm
B. 1 m
C. 10 mn
D. None of these
|
| 6 | The restoring force is _____ and opposite to the applied force within ______,: |
A. Equal, elastic limit
B. Different, the walls of the laboratory
C. Different, elastic limit
D. None of these
|
| 7 | When quarter of a circle is completed, the phase of vibration is: |
A. 90°
B. 180°
C. 45°
D. 360°
|
| 8 | The SI unit of spring constant is identical with that of |
A. Force
B. Surface tension
C. Pressure
D. Loudness
|
| 9 | An object undergoes SHM. Its maximum equilibrium positions: |
A. Maximum
B. Half of its maximum value
C. Zero
D. None
|
| 10 | The restoring force is ______ amd opposite to the applied force within _____: |
A. Equal, elastic limit
B. Different, the walls of the laboratory
C. Different, elastic limit
D. None of these
|
Test Questions
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