The Ampere Maxwell equation written in phasor form as nabla cross times bottom enclose bold italic H space equals j space omega epsilon space bottom enclose bold italic E space plus space sigma space bottom enclose bold E reminds us that there are 2 types of currents: the displacement current bottom enclose bold italic J subscript bold D end enclose equals j omega epsilon bottom enclose bold italic E the conduction current bottom enclose bold J subscript bold C end enclose space equals space sigma space bottom enclose bold italic E A material with fraction numerator sigma over denominator omega epsilon end fraction much less-than 1 is a good dielectric (insulator), while a material with fraction numerator sigma over denominator omega epsilon end fraction much greater-than 1 is a good conductor . True False