Questions
A ray of light is incident at an angle of on one face of a prism of angle . The ray emerging out of the prism makes an angle of with the incident ray. The emergent ray is
detailed solution
Correct option is A
i=60oA=30oD=30oD=i1+i2−A30=60+i2−30i2=0 it comes out normally.Similar Questions
Refractive index of a transparent material for violet light is 1.585 and that for red light is 1.485. A thin prism is made of this material and a ray of white light is incident on one refracting surface of this prism at near normal incidence. Then ratio of angle of dispersion to the mean angle of deviation is
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