ECAT Pre Engineering Physics Chapter 7 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations

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Physics ECAT Pre Engineering Chapter 7 Oscillations

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Question # 1

Amplitude in SHM is equivalent to ______ in circular motion

Question # 2

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

Question # 3

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

Question # 4

Which one of the following is an example of SHM

Question # 5

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

Question # 6

An object undergoes SHM. Its maximum equilibrium positions:

Question # 7

Which one of the following is an example of SHM:

Question # 8

Amplitude is the displacement of the vibrating body from:

Question # 9

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

Question # 10

An oscillating body oscillates due to:

Question # 11

Vibratory motion is always under

Question # 12

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 13

A particle moving uniformly along circle its projection along diameter performs

Question # 14

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

Question # 15

Free oscillations are always produced by:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
2 The time period of a simple pendulum is independent of its:
A. Length
B. Mass
C. Value of g
D. Both A and B
3 A body with frequency would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
4 The displacement of body executing SHM is
A. xocoswt
B. xosinwt
C. xosin2wt
D. Both A, B
5 The time taken to complete one vibration is called:
A. Frequency
B. Amplitude
C. Time
D. Time period
6 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
7 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
8 If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:
A. 250 N m-1
B. 25 N m-1
C. 2.5 N m-1
D. None of these
9 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None
10 The acceleration of body executing SHM is directly proportional to
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force

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