CBSE Class 10 Answered
Define main focus of convex lens
Asked by malkeetranu748 | 15 Feb, 2020, 08:05: PM
Expert Answer
The principal focus of convex lens is a point at which the light rays travelling parallel to principal axis converge after passing through the lens.
Convex lens have two focii at equal distance from optical centre of lens, each on either side of a lens
Answered by Shiwani Sawant | 15 Feb, 2020, 11:56: PM
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