A biconvex lens has radii of curvature, 20 cm each. If the refractive index of the…
Physics · NEET · NTA Exams — Optics
A biconvex lens has radii of curvature, 20 cm each. If the refractive index of the material of the lens is 1.5, the power of the lens is
- +5 D
- Infinity
- +2 D
- +20 D
Answer
(C) +2 D
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