Saved Bookmarks
| 1. |
A ray of light incident perpendicularly (⊥r) on plane mirror. What will be measure of angle of reflection ?(A) 0º (B) 45º(C) 90º (D) 135º |
|
Answer» A ray of light incident perpendicularly (⊥x) on plane mirror. 90º will be measure of angle of reflection. |
|