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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
Vibratory motion is always under
Question # 2
When quarter of a circle is completed, phase of vibration is:
Question # 3
The body oscillates due to ______ accelerates and overshoots the rest position due to _____:
Question # 4
The maximum distance of body from mean position when body is executing SHM is called
Question # 5
A body with frequency of would complete one vibration in:
Question # 6
The unit of spring constant is:
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
To and from motion of a body about its mean position is known as:
Question # 10
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 # 11
When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:
Question # 12
Free oscillations are always produced by:
Question # 13
Hertz is unit of:
Question # 14
If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:
Question # 15
A particle moving uniformly along circle its projection along diameter performs
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A ali moid 22 - Jul - 2024 00 Min 54 Sec 60/60 -
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ECAT Physics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | 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
|
| 2 | 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
|
| 3 | In SHM, the acceleration is ______ when velocity is _____: |
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
|
| 4 | The string of a simple pendulum should be: |
A. Heavy
B. Extensible
C. In-extensible
D. None of these
|
| 5 | The wave form of SHM is |
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave
|
| 6 | The displacement of body executing SHM is |
A. xocoswt
B. xosinwt
C. xosin2wt
D. Both A, B
|
| 7 | 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
|
| 8 | 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
|
| 9 | 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
|
| 10 | Amplitude in SHM is equivalent to ______ in circular motion |
A. Diameter
B. Radius
C. Circumference
D. None of these
|
Test Questions