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Question 9 : A bat uses echolocation to detect prey as small as about 1 wavelength of the sound of a bat call. Assume a

Question 9 :

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A bat uses echolocation to detect prey as small as about 1 wavelength of the sound of a bat call. Assume a bat produces a sound with a frequency of 60.9 kHz, and the speed of sound In air is 336 m/s. What is the length (in mm) of the smallest prey the bat can detect? Em

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