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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 2 > Chapter 18 - Refraction at Spherical Surfaces > A biconvex lens of focal length f forms a circular image of sun of radius r in focal plane. Then,

A biconvex lens of focal length f forms a circular image of sun of radius r in focal plane. Then,

November 17, 2020
Category: Cengage NEET by C.P Singh , Chapter 18 - Refraction at Spherical Surfaces , Part 2 ,

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