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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
- ln a surrounding medium of temperature 10⁰C a body takes 7 min for a fall
- The near point and far point of a person are 40 cm and 250 cm, respectively.
- In photoelectric emission process from a metal of work function
- Reactance of a capacitor of capacitance C µF for A.C freqency (400 / π) Hz is 25 ohm
- A body initially at rest is moving with uniform acceleration a m/s²
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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