Ray Optics and Optical Instruments

Related Questions

• The minimum distance between the object and its real image for concave mirror is

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• A thin equiconvex lens is made of glass of refractive index 1.5 and its focal length is 0.2 m, if it acts as a concave lens of 0.5 m focal length when dipped in a liquid, the refractive index of the liquid is

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• The wavelength of light in air and some other medium are respectively ${{\lambda }_{a}}$ and ${{\lambda }_{m}}.$ The refractive index of medium is

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• A reflecting telescope utilizes

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• The magnifying power of a simple microscope can be increased, if we use eye-piece of

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