You decide to jump from a cliff and fall onto a safety net. A loudspeaker at the

Question

You decide to jump from a cliff and fall onto a safety net. A loudspeaker at the base of the cliff emits a pure tone of 3000 Hz. How far have you fallen when at the instant you hear the frequency of the tone as 3218.0 Hz? The speed of sound is 343 m/s. You decide to jump from a cliff and fall onto a safety net. A loudspeaker at the base of the cliff emits a pure tone of 3000 Hz. How far have you fallen when at the instant you hear the frequency of the tone as 3218.0 Hz? The speed of sound is 343 m/s.

Explanation / Answer

fo=fs(1+vo/v) is correct. b)31.7 m
solve for vo = 24.9m/s
v=g x t, t=2.54s
y=1/2 g t^2 = 31.7 m

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