Ray Optics and Optical Instruments

Related Questions

• A man can see the object between 15 cm and 30 cm. He uses the lens to see the far objects. Then due to the lens used, the near point will be at

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• The spectrum of light emitted by a glowing solid 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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• A rectangular tank of depth 8 meter is full of water ($\mu =4/3$), the bottom is seen at the depth

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• A convex lens, a glass slab, a glass prism and a solid sphere all are made of the same glass, the dispersive power will be

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