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

A spring of constant k = 0.4 N m-1is to be extended thorugh 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

Question # 2

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

Question # 3

Velocity of particle executing SHM will be maximum at

Question # 4

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

Question # 5

Amplitude is the displacement of the vibrating body from:

Question # 6

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

Question # 7

The time taken to complete one vibration is called:

Question # 8

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

Question # 9

A particle moving uniformly along circle its projection along diameter performs

Question # 10

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

Question # 11

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

Question # 12

Which one of the following is an example of SHM:

Question # 13

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

Question # 14

A body with frequency would complete one vibration in:

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 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
2 To and from motion of a body about its mean position is known as:
A. Translatory motion
B. Vibratory motion
C. Rotatory motion
D. None of these
3 Vibratory motion is always under
A. Applied force
B. Restoring force
C. Periodic force
D. Gravitational force
4 The graph showing the variation of displacement with time is a
A. Sine curve
B. Straight line
C. Parabola
D. None of these
5 The graph showing the variation of displacement with time is a:
A. Sine curve
B. Straight line
C. Parabola
D. None of these
6 Hertz is unit of:
A. Time period
B. Displacement
C. Amplitude
D. Frequency
7 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
8 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
9 The maximum distance of body from mean position when body is executing SHM is called
A. Time period
B. Displacement
C. Amplitude
D. Frequency
10 If a given spring of spring constant K is cut into two identical segments, the spring constant of each segment is:
A. K/2
B. 2 K
C. 4 K
D. None of these

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