If a wave is going from one medium to another, then

its frequency changes

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its wavelength does not change

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its speed does not change

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its amplitude may change

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Solution

The correct option is D its amplitude may change
On going for one medium to another. Frequency remains the same while wavelength and wave speed, both change. Amplitude may decrease or remain same depending on the fact that whether there is some absorption of energy at the boundary or not.

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Similar questions

A wave passes from one medium to another medium. Mention one property of the wave, out of speed, frequency or wavelength

(a) which changes,

(b) which does not change.

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