Question

The necessary condition for phenomenon of interference not to occur is…….

(a) There should be two coherent sources

(b) the frequency and amplitude of both the waves must be same

(c) the propagation of waves should be simultaneously and in same

direction

(d) sources should be wide
Right answer will be marked as brainliest and get a follow​

Answer 1

Answer:

c.the propagation of waves should be simultaneously and in same