engineering recuitment BEL Probationary Engineers Mock Test 2025 Electromagnetic Theory Antennas Hertzian Dipole
Radiation resistance of a Hertzian dipole of length dl is
1
\(80π^2(\frac{dl}{\lambda})^2\) ohms
2
\(80π~(\frac{dl}{\lambda})\) ohms
3
\(80~(\frac{dl}{\lambda})\)ohms
4
\(80π~(\frac{\pi dl}{\lambda})\) ohms