railway RRB JE (CBT I + CBT II) Mock Test 2024 Electromagnetic Theory Electromagnetic Wave Propagation Wave Propagation in Lossless Medium
The intrinsic impedence of free space is
1
\({\left( {\frac{{{\mu _0}}}{{{\varepsilon _0}}}} \right)^{\frac{1}{2}}}\)
2
\(\frac{{{\mu _0}}}{{{\varepsilon _0}}}\)
3
μ0ε0
4
(μ0ε0)1/2