Focal length of the plano-convex lens is…, when its radius of curvature of the surface is R and n is the refractive index of the lens. |
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(a) |
f = R |
(b) |
f = |
(c) |
f = |
(d) |
f |

Focal length of the plano-convex lens is…, when its radius of curvature of the surface is R and n is the refractive index of the lens. |
|||||||

(a) |
f = R |
(b) |
f = |
(c) |
f = |
(d) |
f |

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