Posted by Grainne on Monday, January 14, 2013 at 4:45am.
The speed of the transverse wave is
V = (frequency) x (wavelength)
= 100.8 m/s
V = sqrt(T/sigma)
where T is the tension (240 N) and sigma is the mass per unit length. Solve for sigma and use it to compute the length.
Length = (Mass)/(sigma)
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