You are driving West at$\mathrm{<font><font>3</font></font>}\mathrm{<font><font>4</font></font>}$ $<font><font>.</font></font>$Ahead of you is an ambulance traveling East$\mathrm{<font><font>(</font></font>}$towards you$\mathrm{<font><font>)</font></font>}$at$\mathrm{<font><font> 5</font></font>}\mathrm{<font><font>0</font></font>}$ $<font><font>.</font></font>$You hear the ambulance siren at a frequency of$\mathrm{<font><font> 4</font></font>}\mathrm{<font><font>0</font></font>}\mathrm{<font><font>6</font></font>}$Hz$<font><font>.</font></font>$What is the actual frequency that the ambulance is emitting? Use$\mathrm{<font><font>3</font></font>}\mathrm{<font><font>4</font></font>}\mathrm{<font><font>4</font></font>}$ for the speed of sound in air. Round your answer to$\mathrm{<font><font>2</font></font>}$decimal places.

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Doppler effect formula f VVs Where f is the observed frequency f is the emitted frequen... View the full answer