Ray Optics and Optical Instruments

Related Questions

• A reflecting telescope utilizes

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• A double convex lens is made of glass of refractive index 1.5. If its focal length is 30 cm, then radius of curvature of each of its curved surface is

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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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• A thin lens made of glass of refractive index 1.5 has a front surface + 11 D power and back surface – 6 D. If this lens is submerged in a liquid of refractive index 1.6, the resulting power of the lens is

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• A ray incident a ${{15}^{o}}$ on one refracting surface of a prism of angle ${{60}^{o}}$, suffers a deviation of ${{55}^{o}}$. What is the angle of emergence

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