Ray Optics and Optical Instruments

Related Questions

• An object is placed at a distance of 20 cm from a convex lens of focal length 10 cm. The image is formed on the other side of the lens at a distance

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• The splitting of white light into several colours on passing through a glass prism is due to

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• A convex lens forms a real image of a point object placed on its principal axis. If the upper half of the lens is painted black, the image will

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• The time taken by sunlight to cross a 5 mm thick glass plate $(\mu =3/2$) is

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• An opera glass (Gallilean telescope) measures 9 cm from the objective to the eyepiece. The focal length of the objective is 15 cm. Its magnifying power is

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