Introduction to Electrodynamics · Problem 9.5

Electromagnetic Waves — David J. Griffiths

Physics · reflection-transmission

Problem

Suppose you send an incident wave of specified shape,

g_I(z - v_1 t)

, down string number 1. It gives rise to a reflected wave,

h_R(z + v_1 t)

, and a transmitted wave,

g_T(z - v_2 t)

. By imposing the boundary conditions 9.26 and 9.27, find

h_R

and

g_T