Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 555
nductor, b, is connected with the positivebrush of dynamo, D^ ; conductor, c, is connected with thewire, a, and conductor, d, is connected with the negativebrush of dynamo, D- ; a number of lamps, L, are connectedwith the conductors, /, c, and lamps, L\ are connected withthe conductor, c, d. The… … Edison Current Meter. the conductor, c,either from or towardthe lamps or dj-namos,and under these cir-cumstances the con-ductor, c, might bedisconnected from thedynamos without inany way affecting theresults ; but when thetwo groups of lampsdiffer in number, thedifference of currentwill be carried…
Physics · Lantern projection · Electric apparatus and appliances
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