ECAT Pre General Science Physics Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 7 Oscillations

Try The MCQ's Test For ECAT Pre General Science Physics Chapter 7 Oscillations

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ECAT Pre General Science Physics Chapter 7 Oscillations

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Question # 1

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

Question # 2

The time taken to complete one vibration is called:

Question # 3

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

Question # 4

The graph showing the variation of displacement with time is a

Question # 5

A body with frequency of would complete one vibration in:

Question # 6

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

Question # 7

The string of a simple pendulum should be:

Question # 8

In SHM, the acceleration is ______ when velocity is _____:

Question # 9

A particle moving uniformly along circle its projection along diameter performs

Question # 10

The wave form of SHM is

Question # 11

The acceleration of body executing SHM is directly proportional to

Question # 12

The SI unit of spring constant is identical with that of:

Question # 13

The unit of spring constant is:

Question # 14

A body with frequency would complete one vibration in:

Question # 15

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

Question # 16

An angle of 180° in circular motion is equivalent to ______ in SHM.

Question # 17

Distance covered during one vibration of an oscillating body in terms of amplitude A is:

Question # 18

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

Question # 19

Which of the following forces is responsible for SHM

Question # 20

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

Question # 21

An object undergoes SHM. Its maximum equilibrium positions:

Question # 22

An object in SHM will have maximum speed when its displacement from equilibrium position is:

Question # 23

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 24

The graph showing the variation of displacement with time is a:

Question # 25

Amplitude in SHM is equivalent to ______ in circular motion

Question # 26

A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle:

Question # 27

In vibrational motion(SHM)

Question # 28

A particle executes SHM with frequency. The frequency with which its K.E oscillates is

Question # 29

The S.I unit of frequency is

Question # 30

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The time taken to complete one vibration is called:
A. Frequency
B. Amplitude
C. Time
D. Time period
2 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
3 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
4 Distance covered during one vibration of an oscillating body in terms of amplitude A is:
A. A
B. 2 A
C. 3 A
D. 4 A
5 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
6 The displacement of body executing SHM is
A. xocoswt
B. xosinwt
C. xosin2wt
D. Both A, B
7 The restoring force is ______ amd 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
8 To and fro motion of a body is about its mean position is known as:
A. Translatory motion
B. Vibratory motion
C. Rotatory motion
D. None of these
9 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
10 Free oscillations are always produced by:
A. An applied force
B. Gravitational force
C. Restoring force and inertia
D. Inertia only

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