(a) Show that a travelling wave moves with a velocity of light on the…
Previous year question for Exam.
Question
(a) Show that a travelling wave moves with a velocity of light on the overhead line and its speed is proportional to $1/\sqrt{E_r}$ on a cable with dielectric material of permittivity $E_r$.
(b) Explain reflection and refraction at a T-junction.
- Year: 2018