a non uniform wire of length l and mass m has a variable linear mass density givenby u=kx where k is dist from one end of wire and k is constant . find the time taken by a pulse starting at one end to reach the other end when the tension in wire is T.
a non uniform wire of length l and mass m has a variable linear mass density givenby u=kx where k is dist from one end of wire and k is constant . find the time taken by a pulse starting at one end to reach the other end when the tension in wire is T.





at x distance.
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