Question

A 100-m long transmission cable is suspended between two towers. If the mass density is 2.01 kg/m and the tension in the cable is 3.00  104 N, what is the speed of transverse waves on the cable?

Answer 1

$$v=\sqrt{\frac{T}{\mu}}$$

$$v=\sqrt{\frac{30000}{2.01}}=122\frac{m}{s}$$