A transverse pulse moves along a stretched cord of length 7.14 m having a mass of 0.120 kg. If the tension in the cord is 10.2 N, find the following.

a)wave speed
b)time to travel length of cord

1 answer

Mass per unit length m₀ = m/L
Velocity in the stretched string is v = sqrt(T/m₀).
t=L/v