This article was originally published with the title “ Powerful Electromagnet for the Use of Oculists ” in Scientific American Magazine Vol. 105 No. 26 (December 1911), p. 573 doi:10.1038 ...

Using the strongest materials known to man, scientists are building the most powerful electromagnet in the world — one that won't blow up a split second after it's turned on. IE 11 is not supported.

electromagnet driving waveforms 1 Articles . A Close Look At How Flip-Dot Displays Really Work. March 3, 2023 by Chris Lott 19 Comments [Mike Harrison] has an upcoming project which will combine ...

Wind the insulated wire tightly around the nail to make an electromagnet. Set up the equipment as shown in the diagram. Adjust the power pack so that a current of 0.1 A flows.