Ray Optics and Optical Instruments

Related Questions

• On which of the following does the magnifying power of a telescope depends

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• When light rays are incident on a prism at an angle of 45°, the minimum deviation is obtained. If refractive index of the material of prism is $\sqrt{2}$, then the angle of prism will be

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• A convex lens has 9 cm focal length and a concave lens has – 18 cm focal length. The focal length of the combination in contact will be

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• An object is placed at a distance of $f/2$ from a convex lens. The image will be

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• Three prisms of crown glass, each have angle of prism 9° and two prisms of flint glass are used to make direct vision spectroscope. What will be the angle of flint glass prisms if $\mu $ for flint is 1.60 and $\mu $ for crown glass is 1.53

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