Physics, asked by gowrinaidug8, 5 months ago

give a relation between focal length and power of lens​

Answers

Answered by mkaur14
3

Answer: If a lens has a shorter focal length it is said to be more powerful. The power of a lens is defined as the reciprocal of the focal length. Lens power is measured in dioptres (D). Converging (convex ) lenses have positive focal lengths, so they also have positive power values.

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