

MCQOPTIONS
Saved Bookmarks
1. |
Two plane mirrors are inclined at an angle of to one another. A ray of light incident on the first mirror and parallel to the second mirror is reflected from the second mirror parallel to the first mirror.
|
A. | 0 |
B. | 45 |
C. | 60 |
D. | 90 |
Answer» D. 90 | |