Ray Optics and Optical Instruments

Related Questions

• An achromatic prism is made by combining two prisms ${{P}_{1}}({{\mu }_{v}}=1.523,\,{{\mu }_{r}}=1.515)$ and ${{P}_{2}}({{\mu }_{v}}=1.666,\,{{\mu }_{r}}=1.650)$; where $\mu $ represents the refractive index. If the angle of the prism ${{P}_{1}}$ is 10°, then the angle of the prism $P_2$ will be

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• A ray of monochromatic light is incident on one refracting face of a prism of angle 75°. It passes through the prism and is incident on the other face at the critical angle. If the refractive index of the material of the prism is $\sqrt{2}$, the angle of incidence on the first face of the prism is

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• When light travels from one medium to the other of which the refractive index is different, then which of the following will change

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• A person wears glasses of power – 2.0 D. The defect of the eye and the far point of the person without the glasses will be

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• For a colour of light the wavelength for air is 6000 Å and in water the wavelength is 4500 Å. Then the speed of light in water will be

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