Physics, asked by Tandeep2104, 1 year ago

32.A glass prism of refractive index of 1.5 is placed in water of refractive index 1.33.The minimum value of the angle of the prism so that it will not be possible to have any emergenct ray is -----------

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Answered by vinittiwari333

Limiting angle for which no emergent ray is possible is given by;A= 2Sin-1refractive index of waterrefractive index of airA = 2Sin-11.331.5A = 2Sin-1(0.88)

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