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

Vibratory motion is always under

Question # 2

Second's pendulum is the pendulum whose time period is:

Question # 3

The graph showing the variation of displacement with time is a

Question # 4

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 5

SHM is type of ______ motion

Question # 6

The displacement of body executing SHM is

Question # 7

If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:

Question # 8

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

Question # 9

In SHM, there is always a constant ratio between displacement if body and its:

Question # 10

Which of the following is an example of SHM(in ideal situations)

Question # 11

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

Question # 12

Which of the following forces is responsible for SHM

Question # 13

The acceleration of body executing SHM is directly proportional to

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

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 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
3 The time period of a simple pendulum is independent of its:
A. Length
B. Mass
C. Value of g
D. Both A and B
4 The acceleration of body executing SHM is directly proportional to
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force
5 Free oscillations are always produced by:
A. An applied force
B. Gravitational force
C. Restoring force and inertia
D. Inertia only
6 The graph showing the variation of displacement with time is a
A. Sine curve
B. Straight line
C. Parabola
D. None of these
7 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
8 The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:
A. f
B. 2 f
C. 3 f
D. 1/2 f
9 Which of the following forces is responsible for SHM
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force
10 An object in SHM will have maximum speed when its displacement from equilibrium position is:
A. Infinity
B. Maximum
C. Zero
D. Minimum

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