a ray of monochromatic light incident on an equilateral glass prism shows a minimum deviation of 40degree. calculate the refractive index of the the glass.
Write step by step numerical with formula!
Write step by step numerical with formula!
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Answer:
Here, A=50 , B=40
refractive index = sin[ (A+B)/2) / sin(A/2)
= sin[ (50+40)/2 / sin(50/2)
= sin 45 / sin 25