A woman is sitting at a bus stop when an ambulance with a siren wailing at...

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A woman is sitting at a bus stop when an ambulance with a siren wailing at...

A woman is sitting at a bus stop when an ambulance with a siren wailing at 316 Hz approaches at 63 miles per hour (mph). Assume the speed of sound to be 343 m/s.

a) How fast is the ambulance moving in meters per second? (perform the necessary unit conversion) vs= 63 mph =

b) What frequency does the woman hear? fa = _______ Hz

c) What speed (vs) would the ambulance be traveling in order for the woman to hear the siren at an approaching frequency of 350 Hz? vs= ________ m/s

d) What frequency would she hear as the siren moves away from her at the same speed (as in part c)? fa = _______________Hz

science physics

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A woman is sitting at a bus stop when an ambulance with a siren wailing at...

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