A prism of refractive index n and angle A is placed in minimum deviation position. If the angle of minimum deviation is equal to the angle A then the value of A is
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Given:
A prism of refractive index n and angle A is placed in minimum deviation position. The angle of minimum deviation is equal to the angle A.
To find:
Value of A ?
Calculation:
Expression for minimum deviation:
Since :
Since in this question:
So, final answer is:
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