Which two of the following waves are in the same phase? (I) y = A (kx- t) (II) y = A (kx- t+ ) (III) y = A...

Question

Which two of the following waves are in the same phase? (I) y = A (kx- t) (II) y = A (kx- t+ ) (III) y = A (kx- t+ /2) (IV) y = A (kx- t+2 )

Accepted Answer

(D)

MHT CET Physics question