engineering recuitment BHEL Engineer Trainee Mock Test 2025 Electromagnetic Theory Electromagnetic Wave Propagation
यदि मुक्त स्थान में E = 4 V/m हो, तो H ______ होगा।
1
30π A/m
2
60π A/m
3
\(\frac{1}{{\left( {60\pi } \right)}} A/m\)
4
\(\frac{1}{{\left( {30\pi } \right)}}A/m\)