Answer to Question #179217 in Physics for cris

Question #179217

What frequency will Johnny hear as a jet, whose engines emit sound at a frequency of 1550 Hz, flies toward her at a speed of 200.0 m/s? Use v_S = 343 m/s.

Use the correct units in your answer.

Expert's answer

"f=f_0\\frac{v+v_0}{v-v_s}\\\\f=1550\\frac{343+0}{343-200}=3718\\ Hz"

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