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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
The restoring force is ______ amd opposite to the applied force within _____:
Question # 2
Which of the following forces is responsible for SHM
Question # 3
Which one of the following is an example of SHM:
Question # 4
The time taken to complete one vibration is called:
Question # 5
The unit of spring constant is
Question # 6
If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:
Question # 7
If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:
Question # 8
Amplitude in SHM is equivalent to ______ in circular motion
Question # 9
The acceleration of body executing SHM is directly proportional to
Question # 10
In SHM, there is always a constant ratio between displacement if body and its:
Question # 11
Which one of the following is an example of SHM
Question # 12
The time period of a simple pendulum is independent of its:
Question # 13
An object undergoes SHM. Its maximum equilibrium positions:
Question # 14
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 # 15
Velocity of particle executing SHM will be maximum at
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Z Zain hassan Zain 23 - May - 2024 02 Min 23 Sec 45/60
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 | If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be: |
A. 250 N m-1
B. 25 N m-1
C. 2.5 N m-1
D. None of these
|
| 3 | If time period of a pendulum is doubled by increasing its length, then its frequency will |
A. Also be doubled
B. Become half
C. Become one fourth
D. Becomes four times
|
| 4 | Hertz is unit of: |
A. Time period
B. Displacement
C. Amplitude
D. Frequency
|
| 5 | The S.I unit of frequency is |
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
|
| 6 | In SHM, the acceleration is ______ when velocity is _____: |
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
|
| 7 | The body oscillates due to ______ accelerates and overshoots the rest position due to _______ |
A. Applied force, Inertia
B. Restoring force, Friction
C. Frictional force, Inertia
D. Restoring force, Inertia
|
| 8 | The wave form of SHM is |
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave
|
| 9 | SHM is type of ______ motion |
A. Vibratory
B. Linear
C. Circular
D. None
|
| 10 | When a body is vibrating, the displacement from mean position: |
A. Increases with time
B. Decreases with time
C. Changes with time
D. None of these
|
Test Questions
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