# The smallest insect a bat can detect are approximately the size of one wavelength of the sound the bat makes. a) what minimum frequency of the sound is necessary for the bat to detect an insect 0.57cm long? b) what is the period of the wave?

##### 1 Answer

Jun 16, 2018

#### Answer:

a.

b.

#### Explanation:

a. The formula that relates frequency and wavelength is

where f is frequency, v is the velocity of propagation (velocity of sound in this case), and

To detect this fly,

b. Period,

I hope this helps,

Steve