Ray Optics and Optical Instruments

Related Questions

• Why sun has elliptical shape on the time when rising and sun setting ? It is due to

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• Which of the following spectrum have all the frequencies from high to low frequency range

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• An object 2.5 cm high is placed at a distance of 10 cm from a concave mirror of radius of curvature 30 cm The size of the image is

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• The refractive index of the material of the prism for violet colour is 1.69 and that for red is 1.65. If the refractive index for mean colour is 1.66, the dispersive power of the material of the prism

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• If the angle of prism is ${{60}^{o}}$ and the angle of minimum deviation is ${{40}^{o}}$, the angle of refraction will be

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