The displacement of a particle of a medium is given by y(x, t) = 0.05 sin(4πx − 20πt), where x is in metre and t is in second. The speed of the wave is:
The displacement of a particle of a medium is given by y(x, t) = 0.05 sin(4πx − 20πt), where x is in metre and t is in second. The speed of the wave is: