What is the velocity of the race car

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Reference no: EM13648231

George and Martha are at a NASCAR race and as the race car made theturn to their right and rushed towards them the frequency theyheard was F0 = G5 or 821 Hz. However, after it passed the frequencydropped to F0/2. The direction the cars are traveling is the +xaxis, what is the velocity of the race car?

Reference no: EM13648231

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