Ray Optics and Optical Instruments

Related Questions

• The wavelength of light diminishes $\mu $ times ($\mu =1.33$ for water) in a medium. A diver from inside water looks at an object whose natural colour is green. He sees the object as

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• An object of height 1.5 cm is placed on the axis of a convex lens of focal length 25 cm. A real image is formed at a distance of 75 cm from the lens. The size of the image will be

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• A ray of light passes through an equilateral glass prism in such a manner that the angle of incidence is equal to the angle of emergence and each of these angles is equal to 3/4 of the angle of the prism. The angle of deviation is

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• Which of the following statement is true

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• The far point of a myopia eye is at 40 cm. For removing this defect, the power of lens required will be

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