Question: A bat can detect small objects, such as an insect, whose size is approximately equal to one wavelength of the sound the bat makes. If

A bat can detect small objects, such as an insect, whose size is approximately equal to one wavelength of the sound the bat makes. If bats emit a chirp at a frequency of

9.36 104

,

and if the speed of sound in air is

343

/

,

what is the smallest insect a bat can detect? mm

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