Science, asked by ritabharti14112005, 16 days ago

The power of a lens is +4D. What is the nature of lens and what is its focal length?

Answers

Answered by aulkajtajinder

6

answer

The power of the lens is reciprocal of the focal length of the lens. This lens is convex. Hence, The focal length of the convex lens is 25 cm.

i hope this helps you

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