Question $1[20$ pts$]$ In a certain medium $($ $=10-16$ S$/$m$,=0,$ $=2\mathrm{.}56$$0),$ V$/$m$.$ Calculate

E$($z$,$t$)$

H$($z$,$t$)$

Pavg

Total power crossing a surface defined at z $=1$ cm$,0<$ x $<2$ m$,0<$ y $<3$ m

Depth at which the electric field becomes $2\%$ of its value at z $=0.$