A thin prism 
with angle 
made of glass having refractive index 1.54, is combined with
another thin prism 
made of glass having refractive index 1.72 to get dispersion without deviation. The angle of the prism 
in degrees is
A
3
B
C
4
D
1.5
Text Solution
Verified by ExpertsThe correct answer is:
A
For dispersion without deviation,
Or 
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