Electricity for public schools and colleges (1891)
Larden, W. (Walter), b. 1855 or 6 · London : Longmans · leaf 314
e above formula in moreadvanced books. Use of ballistic galvanometer.■—We may use the foregoing in-strument to measure, or compare,the capacities of condensers. Inthe accompanying figure xy ab is acondenser. The plates a b are toearth, while the opposite plates xycan be connected, by means of a key… … 77/^7^ £, 288 ELECTRICITY ch. xvii. xy are connected with the pole P of the battery, the condenser ischarged so that xy are at a potential V, while a b are at zero poten-tial. (It is clear that V measures the unpolarised E.M.F. of thebattery, for the other pole C is to earth, and there is no…
Electricity
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