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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: - An insulated container of gas has two champers seperated by an insulating partition.
- A wire of length 1 m is placed in a uniform magnetic field of 1.5 tesla at an angle
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Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An insulated container of gas has two champers seperated by an insulating partition.
- A wire of length 1 m is placed in a uniform magnetic field of 1.5 tesla at an angle
- If the density of earth is doubled keeping its radius constant then acceleration
- A sound source is moving towards a stationary listener with 1/10th of the speed
- A wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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