Mowat, Harold, 1883- · London : H. Frowde · leaf 63
might be employed for our purpose, but such 48 X-RAYS : THE PRODUCTION a method is not used if the current can be obtainedfrom other sources. There are many varieties ofthese batteries—Daniells, Groves, Bunsens, CliromicAcid, Leclanclie, &c., but it is entirely unnecessaryto go into the details… … Fig. 15. Voltaic Cell. sulphuric acid, and their outside terminals connectedby wire, chemical action takes place, and the zincuniting with the sulphuric acid forms zinc sulphate,and liberates hydrogen. Zn + H,SO, = ZnSO, + H^.Energy is thus provided, and this is sufficient tomaintain a difference…
X-rays
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