P18_048 - 48. The Doppler effect formula, Eq. 18-47, and...

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Unformatted text preview: 48. The Doppler effect formula, Eq. 18-47, and its accompanying rule for choosing ± signs, are discussed in §18-8. Using that notation, we have v = 343 m/s, vD = 2.44 m/s, f = 1590 Hz and f = 1600 Hz. Thus, f =f v + vD v + vS =⇒ vS = f (v + vD ) − v = 4.61 m/s . f ...
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