Question

Select the correct answer,

Two sound waves of equal amplitude interfere so that the compression of one wave falls on the rarefaction of the other
true?
А.
No sound is heard.
B.
The loudness of the sound increases.
С.
There is no change in the sound.
D.
The pitch of the sound increases.
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Answer 1

A. No sound is heard
Since these waves are equal amplitude thus cancel each other, and that why there is no sound