Physics, asked by sakshik171999, 7 months ago

Define power of a lens and write its SI unit. Name the type of lens
whose power is negative.

Answers

Answered by sriramkannaa
8

Answer:

The degree of convergence or divergence of a lens is called power of the lens. Its si unit is dioptre. Concave lens has negative power

Explanation:

Hope it helps you

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