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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
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Question # 1
The time period of a simple pendulum is independent of its:
Question # 2
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:
Question # 3
A body with frequency of would complete one vibration in:
Question # 4
The displacement of body executing SHM is
Question # 5
Which one of the following is an example of SHM
Question # 6
Amplitude in SHM is equivalent to ______ in circular motion
Question # 7
The graph showing the variation of displacement with time is a
Question # 8
Acceleration of body executing SHM is always directed towards
Question # 9
SHM is type of ______ motion
Question # 10
An oscillating body oscillates due to:
Question # 11
The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.
Question # 12
The S.I unit of frequency is
Question # 13
An object in SHM will have maximum speed when its displacement from equilibrium position is:
Question # 14
The restoring force is ______ and opposite tot he applied force within ______
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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Z Zain hassan Zain 23 - May - 2024 02 Min 23 Sec 45/60
ECAT Physics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The body oscillates due to _____ accelerates and overshoots the rest position due to______,: |
A. Applied force, inertial
B. Restoring force, friction
C. Frictional force, inertial
D. Restoring force, inertial
|
| 2 | An object in SHM will have maximum speed when its displacement from equilibrium position is: |
A. Infinity
B. Maximum
C. Zero
D. Minimum
|
| 3 | The unit of spring constant is: |
A. J-sec
B. Metre
C. Nm-1
D. None of these
|
| 4 | The graph showing the variation of displacement with time is a: |
A. Sine curve
B. Straight line
C. Parabola
D. None of these
|
| 5 | 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: |
A. 4 gms
B. 0.4 gm
C. 40 gms
D. None of these
|
| 6 | 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
|
| 7 | To and from motion of a body about its mean position is known as: |
A. Translatory motion
B. Vibratory motion
C. Rotatory motion
D. None of these
|
| 8 | In SHM, the acceleration is ______ when velocity is _____: |
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
|
| 9 | Which of the following forces is responsible for SHM |
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force
|
| 10 | A body with frequency would complete one vibration in: |
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
|
Test Questions