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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
- Two point objects of masses 1.5 g and 2.5 g respectively are at a distance of 16 cm
- Two charges each equal to 2µ C are 0.5m apart. If both of them exist inside vacuum
- A spring has time period T. It is cut into n equal parts. The time period of each part
- For a series L-C-R circuit, the rms values of voltage across various components
- The vector sum of two forces is perpendicular to their vector difference. In that case,
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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