Elementary lessons in electricity and magnetism (1906)
Thompson, Silvanus P. (Silvanus Phillips), 1851-1916, Schwetzky, Otto H. L. [from old catalog] · Chicago, Thompson & Thomas · leaf 143
Fig. 69. … Fig. 70. filled either with brine or dilute acid, into which dippeda number of compound strips, half zinc half copper,the zinc portion of one strip dipping into one cup, while 126 ELEMENTARY LESSONS ON [chap. hi. the copper portion dipped into the other cup. Thedifference of potential between the…
Electricity · Magnetism
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