12 Physics Wave Optics - Set No : 42 Question No :5
Question No : 5
The
equations of two interfering waves are  and . For destructive interference the path difference is |
| a) |  | b) |  |
| c) |  | d) |  |
Answer No : 5
(c)For
destructive interference, path difference .Therefore,
phase difference radian=. |