Answer to Question #279417 in Mechanics | Relativity for Ahmad

Question #279417

Two travelling waves y1(x,t) = A sin⁡[k(x-vt)] and y2(x,t) = A sin[k(x+vt)] are superimposed on the same string. The distance between two adjacent nodes is:

Expert's answer

"y=y_1+y_2=2A\\cos(vt)\\sin(kx),"

"d=\\frac{\\pi}k."

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