Insulation is non-conductive material used to prevent leakage of electric current from a conductor. There are several classes of insulation in use for generator construction, each ...
A conductor, not necessarily metal, through which a current enters or leaves an electrolytic cell, arc, furnace, vacuum tube, gaseous discharge tube, or any conductor of the ...
A gaseous body of ions and electrons of sufficiently low density that considerable charge separation is possible. Because of the mobility of charge, a plasma is normally neutral ...
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