A bat, flying at 7.00 m/s toward a wall, emits a chirp at 50.0 kHz. If the wall reflects this sound pulse, what is the frequency of the echo received by the bat? (vsound = 340 m/s)
a. 52.1 kHz
b. 51.1 kHz
c. 50.0 kHz
d. 49.0 kHz
e. 48.6 kHz
a
Physics & Space Science
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