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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.
Related Questions: - A and B are two metals with threshold frequencies 1.8 x 10¹⁴ Hz and 2.2 x 10¹⁴ Hz.
- Acceleration of a particle, executing SHM, at its mean position is
- When a light beam of frequency v is incident on a metal surface,
- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
- Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.
Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A and B are two metals with threshold frequencies 1.8 x 10¹⁴ Hz and 2.2 x 10¹⁴ Hz.
- Acceleration of a particle, executing SHM, at its mean position is
- When a light beam of frequency v is incident on a metal surface,
- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
- Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.
Topics: Ray Optics (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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