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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

A body with frequency would complete one vibration in:

Question # 8

Free oscillations are always produced by:

Question # 9

The string of a simple pendulum should be:

Question # 10

When a body is vibrating, the displacement from mean position

Question # 11

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

Question # 12

Velocity of particle executing SHM will be maximum at

Question # 13

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

Question # 14

Vibratory motion is always under

Question # 15

Amplitude is the displacement of the vibrating body from:

Question # 16

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

Question # 17

If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:

Question # 18

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

Question # 19

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

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

The graph showing the variation of displacement with time is a

Question # 24

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

Question # 25

A body with frequency of would complete one vibration in:

Question # 26

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

Question # 27

A spring of constant k = 0.4 N m-1is to be extended thorugh 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

Question # 28

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 # 29

A particle moving uniformly along circle its projection along diameter performs

Question # 30

An object undergoes SHM. Its maximum equilibrium positions:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 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
2 An oscillating body oscillates due to:
A. Applied force
B. Restoring force
C. Frictional force
D. None of these
3 Second's pendulum is the pendulum whose time period is:
A. 1 second
B. 2 second
C. 3 second
D. None of these
4 When quarter of a circle is completed, phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
5 The displacement of body executing SHM is
A. xocoswt
B. xosinwt
C. xosin2wt
D. Both A, B
6 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
7 The maximum distance of body from mean position when body is executing SHM is called
A. Time period
B. Displacement
C. Amplitude
D. Frequency
8 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
9 The restoring force is ______ and opposite tot he applied force within ______
A. Equal, Elastic limit
B. Different, The walls of the laboratory
C. Different, Elastic limit
D. None of these
10 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

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