Physics
A ray of light incident at an angle of 48° on a prism of refracting angle 60°, suffers minimum deviation. The angle of minimum deviation would be
- 12°
- 24°
- 36°
- 48°
Refraction Plane Surfaces
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Answer
36°
Reason — As we know,
Given,
i = 48°
A = 60°
So, substituting the values in the formula above we get,
Hence, the angle of minimum deviation is equal to 36°
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