Ray Optics and Optical Instruments

Related Questions

• A virtual image larger than the object can be obtained by

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• A Galileo telescope has an objective of focal length 100 cm and magnifying power 50. The distance between the two lenses in normal adjustment will be

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• If critical angle for a material to air is $30^o$, the refractive index of the material will be

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• The length of the tube of a microscope is 10 cm. The focal lengths of the objective and eye lenses are 0.5 cm and 1.0 cm. The magnifying power of the microscope is about

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• A ray of light is incident at an angle of 60° on one face of a prism of angle 30°. The ray emerging out of the prism makes an angle of 30° with the incident ray. The emergent ray is

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