Ray Optics and Optical Instruments

Related Questions

• Light travels through a glass plate of thickness t and having refractive index $n$. If $c$ is the velocity of light in vacuum, the time taken by the light to travel this thickness of glass is

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• What is the time taken (in seconds) to cross a glass of thickness $4 mm$ and $\mu $= 3 by light

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• What should be the angle between two plane mirrors so that whatever be the angle of incidence, the incident ray and the reflected ray from the two mirrors be parallel to each other

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• The angle of prism is $5^o$ and its refractive indices for red and violet colours are $1.5$ and $1.6$ respectively. The angular dispersion produced by the prism is

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• Light rays from a source are incident on a glass prism of index of refraction $\mu $ and angle of prism $\alpha $. At near normal incidence, the angle of deviation of the emerging rays is

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