Ray Optics and Optical Instruments

Related Questions

• The refractive index of water is $1.33$. The direction in which a man under water should look to see the setting sun is

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• A watch shows time as $3:25$ when seen through a mirror, time appeared will be

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• The optical path of a monochromatic light is same if it goes through 4.0 cm of glass or 4.5 cm of water. If the refractive index of glass is 1.53, the refractive index of the water is

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• A person wears glasses of power – 2.0 D. The defect of the eye and the far point of the person without the glasses will be

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• A person suffering from 'presbyopia' (myopia and hyper metropia both defects) should use

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