Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 526
-, then the layers of iron are closely bound together by Figs. 491 and 492. … Forming the Field Magnet. iron binding wire wound around the magnet through thegrooves, .;, and holes in the base board, G. The next step in the construction of the machine is thewinding of the iield magnet. To insure the insulation ofthe magnet wire from the iron core of the magnet, the latteris…
Physics · Lantern projection · Electric apparatus and appliances
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