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Physics Light Questions
1.Parallel rays from a distant object diverge on passing through a lens,Which of the following are correct?
(1)The lens is concave,
(2)The image formed is vistual,
(3)Image distance is equal to focal length.
Could u please show the solution as well????
Thx a lot...
- 1 decade agoFavorite Answer
(1) concave lens is a converging lens
(2)image formed by concave lens is always virtual
(3)the image formed by concave lens is always diminished
ray through optic centre(for both concave & convex lens)>>no change in dir
a)throgh focus>> parallel to principal axis
throgh focus>>parallel to prncipal axis
throgh optic centre>>no change