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If c is the velocity of light in free space, the time taken by light to travel a distance x in a medium refractive index μ is
Options
(a) x/c
(b) μx/c
(c) x/μc
(d) c/μx
Correct Answer:
μx/c
Explanation:
Velocity of light in a medium v = c / μ
We known time taken t = x / v
⇒ t = x / (c/μ) = μx / c
Related Questions: - A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N
- The given graph represents V-I characteristic for a semiconductor device
- A heavy stone hanging from a massless string of length 15 m is projected
- A point performs simple harmonic oscillation of period T and the equation of motion
- Which pair is isotonic?
Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A body of mass 2 kg is kept by pressing to a vertical wall by a force of 100 N
- The given graph represents V-I characteristic for a semiconductor device
- A heavy stone hanging from a massless string of length 15 m is projected
- A point performs simple harmonic oscillation of period T and the equation of motion
- Which pair is isotonic?
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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