1.

In each of the following cases, where must an object be placed in front of a convex lens so that the image formed is(a) at infinity,(b) of same size as the object,(c) inverted and enlarged,(d) upright and enlarged image?

Answer»

(a) at focus,

(b) at 2F,

(c) between F and 2F,

(d) between optical centre and focus.



Discussion

No Comment Found