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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: - The electirc field in a certain region is acting radially outward and is given by E=Ar.
- The two ends of a metal rod are maintained at temperatures 100°C and 110°C.
- A particle is moving with a uniform velocity along a straight line path
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Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The electirc field in a certain region is acting radially outward and is given by E=Ar.
- The two ends of a metal rod are maintained at temperatures 100°C and 110°C.
- A particle is moving with a uniform velocity along a straight line path
- The focal length of the objective of a terrestrial telescope is 80 cm
- A man measures time period of a pendulum(T) in stationary lift. If the lift moves upwards
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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