Modern electricity and magnetism, theoretically and practically considered (1885)
Avery, Elroy M[cKendree], 1844- [from old catalog] · New York and Chicago, Sheldon and company · leaf 77
y means of a powerful in-duction coil. Experiment 61.—With corks, plug the ends of a glass tube filledwith water. Through the corks, introduce copper wires until theends in the water are within a quarter of an inch of each other.Through these wires, discharge a Leyden jar. The mechanical shockdue… … FiG. 169. charger, A hole will be pierced through the card. By the side ofthis hole in the card, make another with a pin. Any one can tell PRICTIONAL ELECTRICITY. 247 by examination of the pin hole from which side of the card it waspierced ; it is burred on only one side. Not so with the…
Electricity · Magnetism
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