ECAT Pre Computer Science Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 7 Oscillations

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ECAT Physics Chapter 7 Oscillations

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Question # 1

Velocity of particle executing SHM will be maximum at

Question # 2

SHM is type of ______ motion

Question # 3

When a body is vibrating, the displacement from mean position:

Question # 4

When quarter of a cycle is completed, the phase of vibration is:

Question # 5

The body oscillates due to ______ accelerates and overshoots the rest position due to _____:

Question # 6

If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:

Question # 7

Which of the following quantity for particle executing SHM is non-zero at mean position

Question # 8

The maximum distance of body from mean position when body is executing SHM is called

Question # 9

When quarter of a circle is completed, the phase of vibration is:

Question # 10

When quarter of a circle is completed, phase of vibration is:

Question # 11

An object undergoes SHM. Its maximum equilibrium positions:

Question # 12

To and fro motion of a body is about its mean position is known as:

Question # 13

The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:

Question # 14

Vibratory motion is always under

Question # 15

When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:
A. k/2
B. 2 k
C. 4 k
D. None of these
2 In SHM, there is always a constant ratio between displacement if body and its:
A. Velocity
B. Period
C. Mass
D. Acceleration
3 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
4 An oscillating body oscillates due to:
A. Applied force
B. Restoring force
C. Frictional force
D. None of these
5 The restoring force is _____ and opposite to the applied force within ______,:
A. Equal, elastic limit
B. Different, the walls of the laboratory
C. Different, elastic limit
D. None of these
6 The displacement of body executing SHM is
A. xocoswt
B. xosinwt
C. xosin2wt
D. Both A, B
7 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
8 An object undergoes SHM. Its maximum equilibrium positions:
A. Maximum
B. Half of its maximum value
C. Zero
D. None
9 A body with frequency of would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
10 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

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