Bats chirp at high frequencies that humans cannot hear. they use the echoes to detect small objects, such as insects, as small as one wavelength. if a bat emits a chirp at a frequency of 60.0 khz and the speed of sound waves in air is 340 m/s, what is the size in millimeters of the smallest insect that the bat can detect?
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Bats chirp at high frequencies that humans cannot hear. they use the echoes to detect small objects,...
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