Question

Two traveling waves y₁ = − 0.65 sin(0.4x -800 t)m and y₂  − 0.65 sin(0.4x -  800t)m are superposed in a medium. For the resultant wave at the point x = 2.5π m , the maximum displacement is:

(a)  zero

(b)  1.30 m

(c)  0.65 m

(d)  0.910 m

Answer 1

Correct option (c) 1.30 m

Explanation: