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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A wave travels out in all directions from a point source. Justify the expression y = (a0/r) sin k (r – vt), at a distance r from the source. Find the intensity of the wave.

A wave travels out in all directions from a point source. Justify the expression y = (a0/r) sin k (r – vt), at a distance r from the source. Find the intensity of the wave.

A wave travels out in all directions from a point source. Justify the expression y = (a0/r) sin k (r - vt) at a distance r from the source. Find the intensity of the wave.