Physics, 21.05.2021 17:30 manlycool7543
A bat emits a sound at a frequency of 30.0 kHz as it approaches a wall. The bat detects beats such that the frequency of the echo is 900 Hz higher than the frequency the bat is emitting. The speed of sound in air is 340 m/s at emits a sound at a frequency of 30.0 kHz
(a) What is the speed of the bat?
(b) What is the wavelength of the sound that the bat hears15?
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A bat emits a sound at a frequency of 30.0 kHz as it approaches a wall. The bat detects beats such t...
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