Physics, asked by dilliprasaddhakal528, 5 months ago

What is the relation between power and focal length of lens ?​

Answers

Answered by naimaabbaxi
3

Answer:

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.

Answered by prajapatisimran312
1

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

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