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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
If time period of a pendulum is doubled by increasing its length, then its frequency will
Question # 2
When a body is vibrating, the displacement from mean position
Question # 3
In vibrational motion(SHM)
Question # 4
Free oscillations are always produced by:
Question # 5
An object undergoes SHM. Its maximum equilibrium positions:
Question # 6
A body with frequency would complete one vibration in:
Question # 7
The time period of a simple pendulum is independent of its:
Question # 8
If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:
Question # 9
To and from motion of a body about its mean position is known as:
Question # 10
An oscillating body oscillates due to:
Question # 11
Amplitude in SHM is equivalent to ______ in circular motion:
Question # 12
The body oscillates due to ______ accelerates and overshoots the rest position due to _______
Question # 13
Which of the following forces is responsible for SHM
Question # 14
In SHM, there is always a constant ratio between displacement if body and its:
Question # 15
Acceleration of body executing SHM is always directed towards
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ECAT Physics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which one of the following is an example of SHM: |
A. Motion in a plane
B. Motion in a swing
C. Motion in a car
D. None of these
|
| 2 | If a force of 0.05 N produces an elongation of 20 mm in a 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 | 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
|
| 4 | In vibrational motion(SHM) |
A. P.E remains conserved
B. Average K.E remain constant
C. Neither P.E nor K.E remains constant
D. Total energy remains constant
|
| 5 | SHM is type of ______ motion |
A. Vibratory
B. Linear
C. Circular
D. None
|
| 6 | 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
|
| 7 | Which one of the following is an example of SHM |
A. Motion in a plane
B. Motion in a swing
C. Motion in a car
D. None of these
|
| 8 | Hertz is unit of: |
A. Time period
B. Displacement
C. Amplitude
D. Frequency
|
| 9 | 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
|
| 10 | 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
|
Test Questions