Saved Bookmarks
| 1. |
A lens has a power of 0.1 d it is (a) concave lens of focal length 10 cm (b) concave lens of focal length 10m (c) convex lens of focal length 10m |
|
Answer» C. convex LENS of FOCAL LENGTH 10 m ...because if the POWER is positive that is + 0.1 it will ALWAYS convex lens only |
|