ECAT Pre Engineering Physics Chapter 7 MCQ Test With Answer

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

Which one of the following is an example of SHM:

Question # 2

Which of the following forces is responsible for SHM

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

If time period of a pendulum is doubled by increasing its length, then its frequency will

Question # 7

Vibratory motion is always under

Question # 8

Hertz is unit of:

Question # 9

The wave form of SHM is

Question # 10

The acceleration of body executing SHM is directly proportional to

Question # 11

In SHM, the acceleration is ______ when velocity is _____:

Question # 12

An oscillating body oscillates due to:

Question # 13

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

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The restoring force is ______ amd 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
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 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:
A. 1.5 sec
B. 2.0 sec
C. 2.3 sec
D. 2.5 sec
4 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
5 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
6 The acceleration of body executing SHM is directly proportional to
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force
7 The graph showing the variation of displacement with time is a
A. Sine curve
B. Straight line
C. Parabola
D. None of these
8 A body with frequency of would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
9 If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:
A. 10 cm
B. 1 m
C. 10 mn
D. None of these
10 Hertz is unit of:
A. Time period
B. Displacement
C. Amplitude
D. Frequency

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