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two sound wave produce 12 beats in 4 sec by how much do their frequences is

 

Asked by Narendra 17th March 2018, 3:12 PM
Answered by Expert
Answer:
12 beats in 3 seconds. 4 beats in one seconds. hence frequencies sound wave will differ by 4 Hz.
Answered by Expert 17th March 2018, 4:07 PM
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