An AC electromagnet levitates aluminum rings under sustained current and causes them to "jump" when a large current is suddenly introduced. The physical properties of the ring, largely the electrical ...

The Iron Ring is worn by Canadian-trained engineers, presented to graduates in a closed ceremony since 1922. The Iron Ring is worn on the little finger of an engineer’s dominant hand, because it could ...

The ring that you will wear is a statement of your obligation to professional integrity. Information will be provided by the Wardens of Camp 7 Halifax on the background of the iron ring & ceremony, ...