3 sound waves of equal amplitudes have frequencies f-1 , f+2 , f+4. Th – InterviewSolution

1.	3 sound waves of equal amplitudes have frequencies f-1 , f+2 , f+4. They superimpose to give beats. The number of beats produced per second will be?
Answer» 3 sound waves of equal amplitudes have frequencies f-1 , f+2 , f+4. They superimpose to give beats. The number of beats produced per second will be?

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