Question

DEFINE THE TERM PRINCIPAL FOCI OF A CONVEX LENS AND ILLUSTRATION YOUR ANSWER WITH THE AID OF PROPER DIAGRAMS​

Answer 1

Answer:

Here's Your Answer

Explanation:

◆The principal focus of a convex lens is defined as the point on which the principal axis of the light is parallel to the principal axis that converges after the refraction from the lens. The principal focus of concave lens is when the light rays get diverged and appear to form a single point.

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Answer 2

Answer:

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