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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: - If threshold wevelength for sodium is 6800 Å, the work function will be
- If the ionisation energy for the hydrogen atom is 13.6 eV, the energy required
- A galvanometer of resistance 50Ω is connected to a battery of 3 V along with a resistance
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Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If threshold wevelength for sodium is 6800 Å, the work function will be
- If the ionisation energy for the hydrogen atom is 13.6 eV, the energy required
- A galvanometer of resistance 50Ω is connected to a battery of 3 V along with a resistance
- The heat dissipated in a resistance can be obtained by measuring of resistance,
- When a beam of light is used to determine the position of an object,
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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