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BITSAT2024PhysicsElectromagnetic WavesActual

Electromagnetic waves travel in a medium with speed of 1.5 10^8 ~ms ⁻¹ . The relative permeability of the medium is 2.0 . The relative permittivity will be :

Options

  1. A5
  2. B1
  3. C4
  4. D2

Correct answer

D. 2

Step-by-step solution

v= C _ r _ r 1.5 10^8= 3 10^8 2 _ r 2 _ T =4 _ T =2

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