Ray Optics and Optical Instruments

Related Questions

• An object is placed 12 cm to the left of a converging lens of focal length 8 cm. Another converging lens of 6 cm focal length is placed at a distance of 30 cm to the right of the first lens. The second lens will produce

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• If the central portion of a convex lens is wrapped in black paper as shown in the figure

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• Focal length of a converging lens in air is R. If it is dipped in water of refractive index 1.33, then its focal length will be around (Refractive index of lens material is 1.5)

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• The resolving limit of healthy eye is about

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• A thin prism $P_1$ with angle 4° and made from glass of refractive index 1.54 is combined with another thin prism $P_2$ made from glass of refractive index 1.72 to produce dispersion without deviation. The angle of prism $P_2$ is

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