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December 18, 2014

Homework Help: physics

Posted by andrew on Wednesday, May 2, 2012 at 2:35am.

Tension is maintained in a string. The observed wave speed is 21 m/s when the suspended mass is 3.0 kg.
a) What is the mass per unit length of the string? (in kg/m)
b) What is the wave speed when the suspended mass is 1.6 kg? (in m/s)

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