1. 1. A nylon string is stretched between supports 1.8 m apart. Given that the speed of transverse waves in the string is 900 m/s, find the frequency of the fundamental vibration and the first two overtones.
A)Fundamental?
B)First overtone?
C)Second overtone?
2. If you detect a frequency shift of 195.4Hz in the 4000-Hz bell of a bicycle as it approaches and then leaves you, how fast is the bicycle going?