Question

16 tuning forks are arranged in the order of increasing frequencies. Any two successive fork give 8 beats per sec when sounded together. If the frequency of the last fork is twice he first , then the frequency of the first fork is-

Answer 1

Answer:

Any two consecutive tuning forks when sounded together produce 8 beats per second. If the frequency of last tuning fork is twice that of first, the frequency of first tuning fork is :- 2f=f×15×8⇒f=120Hz

Explanation:

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