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

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

Question # 2

Amplitude in SHM is equivalent to ______ in circular motion

Question # 3

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

Question # 4

Which one of the following is an example of SHM:

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

The unit of spring constant is:

Question # 9

A particle moving uniformly along circle its projection along diameter performs

Question # 10

The restoring force is ______ amd opposite to the applied force within _____:

Question # 11

Hertz is unit of:

Question # 12

Free oscillations are always produced by:

Question # 13

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 # 14

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

Question # 15

A body with frequency would complete one vibration in:

Question # 16

The displacement of body executing SHM is

Question # 17

The time taken to complete one vibration is called:

Question # 18

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

Question # 19

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

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

Question # 24

In vibrational motion(SHM)

Question # 25

The restoring force is always directed towards:

Question # 26

Vibratory motion is always under

Question # 27

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

Question # 28

SHM is type of ______ motion

Question # 29

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

Question # 30

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

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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 When quarter of a cycle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
3 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
4 If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:
A. 10 cm
B. 1 m
C. 10 mn
D. None of these
5 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
6 Which of the following is an example of SHM(in ideal situations)
A. Motion of simple pendulum
B. Motion of horizontal spring man system
C. Motion of violin string
D. All of these
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 If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:
A. 1 cm
B. 1 m
C. 10 mm
D. None of these
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 Amplitude is the displacement of the vibrating body from:
A. One extreme position to the other extreme position
B. Mean position any one extreme position
C. Both A and B are correct
D. None of these

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