When light rays are incident on a prism at an angle of \( 45^{\circ} \), the minimum deviation i...
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0When light rays are incident on a prism at an angle of \( 45^{\circ} \), the minimum deviation is obtained. If refractive index of the material of prism is \( \sqrt{2} \), then the angle of prism will be
(A) \( 30^{\circ} \)
(B) \( 50^{\circ} \)
(C) \( 40^{\circ} \)
(D) \( 60^{\circ} \)
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