Question

The Convex Lens Has Focal Length Of 5cm. What Is The Power Lens

Answer 1

$\huge {\mathfrak {Answer :-}}$

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For a given lens with focal length f metre, the power is

.°. P = 1/f = 1/(5/100) = 20 D

Hence, the power of the lens is 20 dioptre.

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Answer 2

Answer:

20D

Explanation: