Question

A wave y = a sin (ωt – kx) on a string meets with another wave producing a node at x = 0. Then the equation of the unknown wave is(a) y = a sin (ωt + kx)(b) y = –a sin (ωt + kx)(c) y = a sin (ωt – kx)(d) y = –a sin (ωt – kx)

Answer 1

Heya mate!!

Option (B) is correct.