Question

Three sound waves of equal amplitudes have frequency (v-1) , v, (v+1) . they superpose to give beat. The number of beats produced per second will be [AIEEE 2009] ​

Answer 1

Answer:

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Explanation:

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Answer 2

Explanation:-

♦Number of beats produced between v-1 and v is 1

♦Number of beats produced between v and v +1 is 1

♦Number of beats produced between v-1 and v+1 is 2

• ∴ Maximum number of beats produced between is 2 ∵ [v+1-(v-1)]=2