Induction coils : how to make, use, and repair them including Ruhmkorff, Tesla, and medical coils, Roentgen radiography, wireless telegraphy, and practical information on primary and secondary battery (1901)
Schneider, Norman H. (Norman Hugh) · New York : Spon & Chamberlain ; London : E. & F.N. Spon · leaf 207
O H^ open circuit cells, this 11 hjll^ hydrogen is absorbed after a rest, and the bat-tery recuperates and isready for work again.The circuit of the Ruhm-korff coil is low, andthis polarization alwaysoccurs a few minutesafter the contact-breakeris started. In the class of closedcircuit cells,… … Fig. 59. Batteries for Coils, 181 binding posts A B. To the underside ofthis cap are attached two carbon platesC C, which reach nearly to the bottom ofthe jar, being connected together on thecap by a varnished copper strip, the latterbeing in turn connected to one bindingpost. Through the centre of…
Induction coils · Radiography · X-rays
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