If a lens has R1 = -20 cm and R2 = +15 cm, what type of lens is it most likely to be? - OPTICS Quiz | GKFix.in

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If a lens has R1 = -20 cm and R2 = +15 cm, what type of lens is it most likely to be?

A. A concave lens
B. A convex lens
C. A plano-convex lens
D. A meniscus lens

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