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Choose the correct option (S)?

A

When a source of sound move towards a stationary observer the wavelength of the sound as heard by the observer is less than the original wavelength of the source.

B

When both observer and the source, of sound moves towards each other, the wave length of the sound as heard by the observer is less than the wavelength of the original sound.

C

When both observer and the source of sound moves away from each other, the wavelength of the sound as heard by the observer is less than the wavelength of the original sound.

D

When an observer moves away from a stationary source, the wavelength of the sound heard by the observer is less than the wavelength of the original sound.

Text Solution

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The correct Answer is:
A, B, C
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