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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).
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Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Activity of a radioactive sample decreases to (1/3)rd of its original value
- A body moves with a uniform acceleration a and zero initial velocity
- Ratio of the radii of the nuclei with mass numbers 8 and 27 would be
- A closely wound solenoid of 2000 turns and area of cross-section 1.5 x 10⁻⁴ m² carries
- In an ac circuit an alternating voltage e = 200 √2 sin 100 t volts is connected
Topics: Electromagnetic Waves (28)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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