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Refraction at convex spherical surface when object lies in rarer medium - In Hindi

Refraction at convex spherical surface when object lies in rarer medium - In Hindi Bihar board important question for 2020
Refraction at convex spherical surface when object lies in rarer medium - In Hindi
Refraction at convex spherical surface when object lies in rarer medium - In Hindi
Refraction at convex spherical surface when object lies in rarer medium - In Hindi

Hindi

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