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 graph showing the variation of displacement with time is a

Question # 2

An oscillating body oscillates due to:

Question # 3

When a body is vibrating, the displacement from mean position

Question # 4

The time taken to complete one vibration is called:

Question # 5

Which one of the following is an example of SHM

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 11

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

Question # 12

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 # 13

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

Question # 14

A particle moving uniformly along circle its projection along diameter performs

Question # 15

Vibratory motion is always under

Question # 16

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

Question # 17

Which one of the following is an example of SHM:

Question # 18

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

Question # 19

The restoring force is always directed towards:

Question # 20

An object undergoes SHM. Its maximum equilibrium positions:

Question # 21

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

Question # 22

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

Question # 23

Amplitude is the displacement of the vibrating body from:

Question # 24

The acceleration of body executing SHM is directly proportional to

Question # 25

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

Question # 26

The unit of spring constant is:

Question # 27

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

Question # 28

The SI unit of spring constant is identical with that of

Question # 29

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

Question # 30

SHM is type of ______ motion

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 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
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 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:
A. 4 gms
B. 0.4 gm
C. 40 gms
D. None of these
4 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
5 Which one of the following is an example of SHM:
A. Motion in a plane
B. Motion in a swing
C. Motion in a car
D. None of these
6 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
7 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
8 A particle executes SHM with frequency. The frequency with which its K.E oscillates is
A. f/2
B. 2f
C. f
D. 4f
9 The string of a simple pendulum should be:
A. Heavy
B. Extensible
C. In-extensible
D. None of these
10 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness

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