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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 graph showing the variation of displacement with time is a
Question # 2
The SI unit of spring constant is identical with that of:
Question # 3
Which of the following quantity for particle executing SHM is non-zero at mean position
Question # 4
Hertz is unit of:
Question # 5
Amplitude in SHM is equivalent to ______ in circular motion
Question # 6
The SI unit of spring constant is identical with that of
Question # 7
SHM is type of ______ motion
Question # 8
Which one of the following is an example of SHM
Question # 9
When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:
Question # 10
A body with frequency would complete one vibration in:
Question # 11
A body with frequency of would complete one vibration in:
Question # 12
If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:
Question # 13
The wave form of SHM is
Question # 14
The restoring force is ______ amd opposite to the applied force within _____:
Question # 15
If a force of 0.05 N produces an elongation of 20 mm in a string, then its spring constant will be:
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| Sr. # | Question | Answer |
|---|---|---|
| 1 | Velocity of particle executing SHM will be maximum at |
A. Extreme position B. Mean position C.b/w mean and extreme D. None |
| 2 | 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 |
| 3 | The restoring force is always directed towards: |
A. Rest position B. Equilibrium position C.Mean position D. All of them |
| 4 | If a given spring of spring constant K is cut into two identical segments, the spring constant of each segment is: |
A. K/2 B. 2 K C.4 K D. None of these |
| 5 | 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 |
| 6 | Which of the following forces is responsible for SHM |
A. Applied force B. Restoring force C.Fractional force D. Elastic force |
| 7 | When quarter of a circle is completed, phase of vibration is: |
A. 90° B. 180° C.45° D. 360° |
| 8 | 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 |
| 9 | An oscillating body oscillates due to: |
A. Applied force B. Restoring force C.Frictional force D. None of these |
| 10 | A spring of constant k = 0.4 N m-1is to be extended thorugh 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be: |
A. 4 gms B. 0.4 gms C.40 gms D. None of these |
| 11 | Amplitude in SHM is equivalent to ______ in circular motion: |
A. Diameter B. Radius C.Circumference D. None of these |
| 12 | The unit of spring constant is |
A. J-sec B. Metre C.Nm-1 D. None of these |
| 13 | The time taken to complete one vibration is called: |
A. Frequency B. Amplitude C.Time D. Time period |
| 14 | 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 |
| 15 | 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 |
Test Questions