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Consider a travelling string wave y(x, t...

Consider a travelling string wave `y(x, t)=A sin(omega t-Kx+varphi)`; where `A=0.01m; omega=100 radsec^-1 ;K=0.1m^(-1) ;varphi=(pi)/(6)` Density of string is `10^(4)kgm^(-3)` and cross sectional area is `2mm^(2)` . Potential Energy per unit volume at position `x=100m` and at time `t=0.1sec` is :

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