Ray Optics and Optical Instruments

Related Questions

• The true statement is

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• A double convex thin lens made of glass of refractive index 1.6 has radii of curvature 15 cm each. The focal length of this lens when immersed in a liquid of refractive index 1.63 is

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• A plano-convex lens is made of refractive index of 1.6. The radius of curvature of the curved surface is 60 cm. The focal length of the lens is

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• For total internal reflection to take place, the angle of incidence i and the refractive index $\mu $ of the medium must satisfy the inequality

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• A Galileo telescope has an objective of focal length 100 cm and magnifying power 50. The distance between the two lenses in normal adjustment will be

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