TS EAMCET · Physics · Electromagnetic Waves
The speed of electromagnetic waves in a medium is \(1.5 \times 10^8 \mathrm{~ms}^{-1}\). If relative permittivity of that medium is 2 , then its magnetic susceptibility is (speed of light in vacuum is \(3 \times 10^8 \mathrm{~ms}^{-1}\) ).
- A 2
- B 3
- C 1
- D -1.5
Answer & Solution
Correct Answer
(A) 2
Step-by-step Solution
Detailed explanation
Speed of electro magnetic wave, \(\mathrm{v}=1.5 \times 10^8 \mathrm{~m} / \mathrm{s}\) Relative permittivity, \(\epsilon_{\mathrm{r}}=2\)…
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