1.

Consider you are standing well off to one side of a straight road and the ambulance coming along the road at constant speed, the frequency that you hear decreases all the time as the ambulance approaches and goes past you. How rapidly it changes. At which stage of the motion is the rate of decrease of the frequency greatest?

Answer»

Consider you are standing well off to one side of a straight road and the ambulance coming along the road at constant speed, the frequency that you hear decreases all the time as the ambulance approaches and goes past you. How rapidly it changes. At which stage of the motion is the rate of decrease of the frequency greatest?




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