Ray Optics and Optical Instruments

Related Questions

• A monochromatic beam of light passes from a denser medium into a rarer medium. As a result

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• A thin prism ${{P}_{1}}$ with angle 6° and made from glass of refractive index 1.54 is combined with another thin prism P2 of refractive index 1.72 to produce dispersion without deviation. The angle of prism ${{P}_{2}}$ will be

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• A boy stands straight infront of a mirror at a distance of $30cm$ away from it. He sees his erect image whose height is $\frac{1}{5}th$of his real height. The mirror he is using is

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• A convex lens has a focal length $f$. It is cut into two parts along the dotted line as shown in the figure. The focal length of each part will be

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• The focal length of the objective lens of a compound microscope is

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