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The velocity of electromagnetic radiation in a medium of permittivity ε₀ and permeability μ₀ is given by
Options
(a) √(ε₀ / μ₀)
(b) √(μ₀ ε₀)
(c) 1 / √(μ₀ ε₀)
(d) √(μ₀ / ε₀)
Correct Answer:
1 / √(μ₀ ε₀)
Explanation:
The velocity of electromagnetic radiation in a medium of permittivity ε₀ and permeability μ₀ is equal to 1 / √(μ₀ ε₀).
Related Questions: - A circular disc X of radius R is made from an iron plate of thickness t and another disc
- When two displacements represented by y₁=a sin(?t) are superimposed the motion is
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Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A circular disc X of radius R is made from an iron plate of thickness t and another disc
- When two displacements represented by y₁=a sin(?t) are superimposed the motion is
- The average power dissipated in AC circuit is 2 W. If a current flowing through
- 180⁰ phase difference is obtained when light ray is reflected from
- The ionisation energy of an electron in the ground state of helium atom is 24.6 eV.
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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