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

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

Question # 2

Which one of the following is an example of SHM:

Question # 3

The time period of a simple pendulum is independent of its:

Question # 4

The time taken to complete one vibration is called:

Question # 5

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

Question # 6

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

Question # 7

Amplitude in SHM is equivalent to ______ in circular motion

Question # 8

The graph showing the variation of displacement with time is a

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

The restoring force is always directed towards:

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

A particle moving uniformly along circle its projection along diameter performs

Question # 18

If a force of 0.05 N produces an elongation of 20 mm in a string, then its spring constant will be:

Question # 19

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

Question # 20

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

Question # 21

The displacement of body executing SHM is

Question # 22

The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.

Question # 23

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

Question # 24

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 # 25

In vibrational motion(SHM)

Question # 26

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

Question # 27

The SI unit of spring constant is identical with that of

Question # 28

Free oscillations are always produced by:

Question # 29

Acceleration of body executing SHM is always directed towards

Question # 30

Which of the following forces is responsible for SHM

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Amplitude in SHM is equivalent to ______ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
2 If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:
A. 250 N m-1
B. 25 N m-1
C. 2.5 N m-1
D. None of these
3 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
4 In vibrational motion(SHM)
A. P.E remains conserved
B. Average K.E remain constant
C. Neither P.E nor K.E remains constant
D. Total energy remains constant
5 The unit of spring constant is
A. J-sec
B. Metre
C. Nm-1
D. None of these
6 An object in SHM will have maximum speed when its displacement from equilibrium position is:
A. Infinity
B. Maximum
C. Zero
D. Minimum
7 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
8 SHM is type of ______ motion
A. Vibratory
B. Linear
C. Circular
D. None
9 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
10 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

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