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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 ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
- An alternating emf given by equation
e=300 sin[(100 π)t] V
- In semiconductor at a room temperature
- The drive shaft of an automobile rotates at 3600 rpm and transmits 80 HP
- The kinetic energy of particle moving along a circle of radius R depends
Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
- An alternating emf given by equation e=300 sin[(100 π)t] V
- In semiconductor at a room temperature
- The drive shaft of an automobile rotates at 3600 rpm and transmits 80 HP
- The kinetic energy of particle moving along a circle of radius R depends
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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