how do we draw normal for a ray of light incident on a convex lens

Asked by  | 17th Mar, 2008, 01:32: PM

Expert Answer:

Draw a tangent at that point and perpendicular to that tangent at the given point on convex lens will give the normal at that point.

regards

toppers expert

Answered by  | 27th Mar, 2008, 01:59: AM

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