A thin prism P 1 with angle 6 0 and made from glass of refractive index 1.54 is combined with another thin prism P 2 of refractive index 1.72 to produce dispersion without deviation. The angle of prism P 2 will be -
Text Solution
Verified by ExpertsThe correct answer is:
B
= 
⇒ 
= – 
⇒ A' = – 4.5 0 = 4 0 30'
Option B is correct.
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