Suppose that you had an electrically charged stick. If you divided the stick in half, each half would have half the original cha
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Answer:
The speed of the bat is 5.02 m/s.
Explanation:
Given that,
Frequency = 30.0 kHz
Frequency of echo = 900 Hz
We need to calculate the frequency
Using formula of beat frequency
Put the value into the formula
We need to calculate the speed of the bat
Using Doppler equation
Put the value into the formula
Hence, The speed of the bat is 5.02 m/s.