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 string of a simple pendulum should be:

Question # 2

Vibratory motion is always under

Question # 3

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

Question # 4

The restoring force is always directed towards:

Question # 5

The graph showing the variation of displacement with time is a

Question # 6

If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:

Question # 7

Amplitude in SHM is equivalent to ______ in circular motion

Question # 8

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

Question # 9

The wave form of SHM is

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

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

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

Velocity of particle executing SHM will be maximum at

Question # 20

An object undergoes SHM. Its maximum equilibrium positions:

Question # 21

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 22

The body oscillates due to _____ accelerates and overshoots the rest position due to______,:

Question # 23

SHM is type of ______ motion

Question # 24

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

Question # 25

Which of the following forces is responsible for SHM

Question # 26

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

Question # 27

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

Question # 28

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

Question # 29

The acceleration of body executing SHM is directly proportional to

Question # 30

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
2 An oscillating body oscillates due to:
A. Applied force
B. Restoring force
C. Frictional force
D. None of these
3 The restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them
4 The restoring force is _____ and 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
5 The unit of spring constant is:
A. J-sec
B. Metre
C. Nm-1
D. None of these
6 A body with frequency of would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
7 An object undergoes SHM. Its maximum equilibrium positions:
A. Maximum
B. Half of its maximum value
C. Zero
D. None
8 Vibratory motion is always under
A. Applied force
B. Restoring force
C. Periodic force
D. Gravitational force
9 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
10 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

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