Question

a fly flaps its wings back and forth 121 times each second.
( i ) calculate the frequency and the time period of the flapping wings .
( ii ) will it be audible to us , if enough energy is provided by the fly .​

Answer 1

Answer:

(i) $\frac{121}{60\\\\}$

(ii) yes it will produce a bbuzzing sound

Explanation:

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