Wave Motion NEET Questions

Physics - Oscillations and Waves

Wave Motion MCQ Questions


7.
What is the phase difference between two points separated by half a wavelength in a sinusoidal wave?
A.
π
B.
2π
C.
π/2
D.
0
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ANSWER :
A. π
8.
When a wave passes from one medium to another, which of the following remains unchanged?
A.
Speed
B.
Frequency
C.
Wavelength
D.
Direction
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ANSWER :
B. Frequency
9.
The speed of sound in air increases with:
A.
Increase in temperature
B.
Decrease in humidity
C.
Decrease in pressure
D.
Increase in altitude
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ANSWER :
A. Increase in temperature
10.
The amplitude of a wave is related to its:
A.
Energy
B.
Frequency
C.
Wavelength
D.
Speed
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ANSWER :
A. Energy
11.
In a standing wave, the points of no displacement are called:
A.
Nodes
B.
Antinodes
C.
Crests
D.
Troughs
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ANSWER :
A. Nodes
12.
Which of the following is a transverse wave?
A.
Sound wave in air
B.
Light wave
C.
Longitudinal wave in a spring
D.
Pressure wave in water
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ANSWER :
B. Light wave