Homework Statement
You are standing by the roadside as a truck approaches, and you measure the dominant frequency of the truck noise at 1100 Hz. As the truck passes, the frequency drops to 950 Hz. What is the truck's speed?
Homework Equations
f'= f (vsound)...
[SOLVED] Doppler Effect in Circular Motion
Homework Statement
A Physics professor annoys his students by tying a 500 Hz generator to a 60cm long string and whirling it around his head at 100 rpm. What are the highest and lowest frequencies heard by the students?
Homework Equations...