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

Question # 2

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

Question # 3

If time period of a pendulum is doubled by increasing its length, then its frequency will

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

An oscillating body oscillates due to:

Question # 9

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

Question # 10

The string of a simple pendulum should be:

Question # 11

The restoring force is ______ and opposite tot he applied force within ______

Question # 12

The acceleration of body executing SHM is directly proportional to

Question # 13

The time taken to complete one vibration is called:

Question # 14

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

In vibrational motion(SHM)

Question # 21

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

Question # 22

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

Question # 23

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

Question # 24

A particle moving uniformly along circle its projection along diameter performs

Question # 25

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 26

Which one of the following is an example of SHM

Question # 27

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

Question # 28

A body with frequency of would complete one vibration in:

Question # 29

Which of the following forces is responsible for SHM

Question # 30

A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 A body with frequency of would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
2 When a body is vibrating, the displacement from mean position:
A. Increases with time
B. Decreases with time
C. Changes with time
D. None of these
3 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None
4 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
5 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
6 When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:
A. Increases
B. Decreases
C. Remains constant
D. None of these
7 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:
A. 4 gms
B. 0.4 gms
C. 40 gms
D. None of these
8 To and from motion of a body about its mean position is known as:
A. Translatory motion
B. Vibratory motion
C. Rotatory motion
D. None of these
9 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
10 The body oscillates due to _____ accelerates and overshoots the rest position due to______,:
A. Applied force, inertial
B. Restoring force, friction
C. Frictional force, inertial
D. Restoring force, inertial

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