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Solve the following question given below:

Question: A bat moving at 15.0 m/s emits a high-frequency sound as it approaches a wall that is 20.5m away.

Part I: Assuming that the bat continues straight toward the wall, how far away is it when it receives the echo? (Assume the air temperature in the cave to be 0^oC.)

Please explain your results in detailed calculations. Thanks.

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Category:- Physics
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