Physics, asked by charanaravvind6612, 1 year ago

Focal length of plano convex lens is positive or negative

Answers

Answered by Mayihelpyou

Focal length of a convex lens is always positive

Answered by Suzzalshah

it is negative with respect to the focal length of a converging lens. Convex-concave (meniscus) lenses can be either positive or negative, depending on the relative curvatures of the two surfaces.

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