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 248
ter in the tub.Directly this is done, the needle of the galvanometer willshow a violent deflection, + electricity rushing through itinto the interior of the cable; and a - charge beingaccumulated on the outside of it where the water touchesthe guttapercha. For perhaps an hour the flow will go 2ZO… … Fig, 105. galvanometer, which will show an opposite deflection, andthe residual charge will continue soaking out for along time. Since the speed of signalling, and therefore theeconomical working through a cable, depends upon its*<capacity as a condenser,^ and since its capacitydepends upon the…
Electricity · Magnetism
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