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

Question # 2

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

Question # 3

The time taken to complete one vibration is called:

Question # 4

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

Question # 5

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

Question # 6

Which of the following forces is responsible for SHM

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

Hertz is unit of:

Question # 11

The graph showing the variation of displacement with time is a

Question # 12

Amplitude is the displacement of the vibrating body from:

Question # 13

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

Question # 14

The unit of spring constant is:

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

The wave form of SHM is

Question # 20

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

Question # 21

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

Question # 22

The unit of spring constant is

Question # 23

Acceleration of body executing SHM is always directed towards

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:

Question # 28

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

Question # 29

The displacement of body executing SHM is

Question # 30

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
2 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. Vibrator, chord
C. SHM, diameter
D. SHM, circumference
3 An object in SHM will have maximum speed when its displacement from equilibrium position is:
A. Infinity
B. Maximum
C. Zero
D. Minimum
4 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
5 An angle of 180° in circular motion is equivalent to ______ in SHM.
A. Half the vibration
B. One vibration
C. 3/4th of a vibration
D. None of these
6 In SHM, there is always a constant ratio between displacement if body and its:
A. Velocity
B. Period
C. Mass
D. Acceleration
7 Amplitude in SHM is equivalent to ______ in circular motion
A. Diameter
B. Radius
C. Circumference
D. None of these
8 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
9 The time period of a simple pendulum is independent of its:
A. Length
B. Mass
C. Value of g
D. Both A and B
10 An object undergoes SHM. Its maximum equilibrium positions:
A. Maximum
B. Half of its maximum value
C. Zero
D. None

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