InterviewSolution
Saved Bookmarks
| 1. |
(114 cm12020.13.The focal length of a concave mirror is 12 cmWhere should an object of length 4 cm be placedso that a real image of 1 cm length is formed ?SANO OPTICAL INSTRUMENTOZ-EXERCISE FOS(1) 48 cm(2) 3 cm(B) 60 cm(4) 15 cm 3 |
|
Answer» 60cm is the correct answer 60 cm is the right answer. 3 is the correct answer 12×4 =60 |
|