A boy on a bicycle approaches a brick wall as he sounds his horn at a frequency 400.00 Hz.The sound he hears reflected back from the wall is at a frequency 408.00 Hz.At what is the speed is the boy riding his bicycle toward the wall? Assume the speed of sound in air is .

Question

A boy on a bicycle approaches a brick wall as he sounds his horn at a frequency 400.00 Hz.The sound he hears reflected back from the wall is at a frequency 408.00 Hz.At what is the speed is the boy riding his bicycle toward the wall? Assume the speed of sound in air is  .

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The Answer of A boy on a bicycle approaches a brick wall as he sounds his horn at a frequency 400.00 Hz.The sound he hears reflected back from the wall is at a frequency 408.00 Hz.At what is the speed is the boy riding his bicycle toward the wall? Assume the speed of sound in air is  .

A Boy on a Bicycle Approaches a Brick Wall as He