1. Discuss the consequence of the frequency dependence of the phase velocity of a wave in a material medium.
2. What is loss tangent? Discuss its significance.
3. What is the intrinsic impedance of a material medium? What is the consequence of its complex nature?
4. How do you account for the attenuation undergone by the wave in a material medium?
5. What is the power dissipation density in a medium characterized by nonzero conductivity?
6. What are the stored energy densities associated with electric and magnetic fields in a material medium?