To measure her speed, a skydiver carries a buzzer emittinga steady tone at 1 800 Hz. A
Chapter 17, Problem 61(choose chapter or problem)
To measure her speed, a skydiver carries a buzzer emittinga steady tone at 1 800 Hz. A friend on the groundat the landing site directly below listens to the amplifiedsound he receives. Assume the air is calm andthe speed of sound is independent of altitude. Whilethe skydiver is falling at terminal speed, her friendon the ground receives waves of frequency 2 150 Hz.(a) What is the skydivers speed of descent? (b) WhatIf? Suppose the skydiver can hear the sound of thebuzzer reflected from the ground. What frequencydoes she receive
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