Fundamentals of Engineering Electromagnetics 1st Edition by David Cheng

تمرين 21

Assuming that the amplitude of the electric intensity of a plane wave propagating in a certain lossy medium is 1 (mV/m) at P 1 and 0.8(mV/m) at P 2 50(m) away, find
a) the total attenuation between points P 1 and P 2 both in nepers and in decibels,
b) in (Np/m) and in (dB/m).