Waves on a String: What is the wave speed in a brass wire with a radius of 0.500 mm stretched with a tension of 125 N? The density of brass is 8.60 × 103 kg/m3.
A. 0.121 m/s
B. 100 m/s
C. 136 m/s
D. 500 m/s
E. 68.8 m/s
Answer: C
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