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The angle of a prism is A. One of its refracting surfaces is silvered. Light rays falling at an angle of incidence 2A on the first surface returns back through the same path after suffering reflection at the silvered surface. The refractive index μ, of the prism is
Options
(a) 2 sin A
(b) 2 cos A
(c) 1/2 cos A
(d) tan A
Correct Answer:
2 cos A
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The name of ions knocked out from the hot surface is
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- A uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.
- A thin wire of resistance 4 ohm is bent to form a circle. The resistance across
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Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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