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

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

Question # 2

Which one of the following is an example of SHM:

Question # 3

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

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

A body with frequency would complete one vibration in:

Question # 6

The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:

Question # 7

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 8

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

Question # 9

Which of the following forces is responsible for SHM

Question # 10

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

Question # 11

Free oscillations are always produced by:

Question # 12

Acceleration of body executing SHM is always directed towards

Question # 13

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

Question # 14

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

Question # 15

When a body is vibrating, the displacement from mean position

Question # 16

The unit of spring constant is:

Question # 17

Vibratory motion is always under

Question # 18

A body with frequency of would complete one vibration in:

Question # 19

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

Question # 20

Amplitude is the displacement of the vibrating body from:

Question # 21

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

Question # 22

The restoring force is always directed towards:

Question # 23

The time taken to complete one vibration is called:

Question # 24

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

Question # 25

An oscillating body oscillates due to:

Question # 26

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

Question # 27

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 # 28

A particle moving uniformly along circle its projection along diameter performs

Question # 29

If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:

Question # 30

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 An object undergoes SHM. Its maximum equilibrium positions:
A. Maximum
B. Half of its maximum value
C. Zero
D. None
2 The time taken to complete one vibration is called:
A. Frequency
B. Amplitude
C. Time
D. Time period
3 The unit of spring constant is:
A. J-sec
B. Metre
C. Nm-1
D. None of these
4 SHM is type of ______ motion
A. Vibratory
B. Linear
C. Circular
D. None
5 The body oscillates due to ______ accelerates and overshoots the rest position due to _______
A. Applied force, Inertia
B. Restoring force, Friction
C. Frictional force, Inertia
D. Restoring force, Inertia
6 Second's pendulum is the pendulum whose time period is:
A. 1 second
B. 2 second
C. 3 second
D. None of these
7 The wave form of SHM is
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave
8 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
9 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
10 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

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