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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
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Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Magnetic susceptibility of a material is given as
- ₉₂U²³⁴ has 92 protons and 238 nucleons. It decays by emitting an alpha particle
- When one of the slits of Young’s experiment is covered with a transport sheet
- On the horizontal surface of a truck a block of mass 1 kg is placed (µ=0.6) and truck
- A Carnot engine takes heat from a reservoir at 627⁰C and rejects heat
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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