Question

EM waves do not travel inside metals. State True/False.

(a) True

(b) False

This question was addressed to me during an interview for a job.

I want to ask this question from Plane Waves in Good Conductor in division EM Wave Propagation of Electromagnetic Theory

Answer 1

Correct answer is (a) True

To elaborate: The conductors or metals do not support EM wave propagation onto them due the skin effect. This is the reason why mobile phones cannot be used inside lifts.