Ray Optics and Optical Instruments

Related Questions

• A ray of light is incident normally on one of the face of a prism of angle $30^o$ and refractive index $\sqrt{2}$. The angle of deviation will be

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• A man of length h requires a mirror, to see his own complete image of length at least equal to

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• A presbyopic patient has near point as 30 cm and far point as 40 cm. The dioptric power for the corrective lens for seeing distant objects is

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• A light beam is being reflected by using two mirrors, as in a periscope used in submarines. If one of the mirrors rotates by an angle $\theta$, the reflected light will deviate from its original path by the angle

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• A double convex thin lens made of glass of refractive index 1.6 has radii of curvature 15 cm each. The focal length of this lens when immersed in a liquid of refractive index 1.63 is

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