Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 402
to raise its level by any amount, say 1cm., is said to have the greatest capacity. If a vessel has asmall cross-section, like a narrow tube, it will not take uiuchwater to make a great change in its level; and its capacity issmall. There is something analogous in the science of elec-tricity. It… … + - + - + - 4- - - + - _ + - + ~ ^»^ Fio. 475.—A and B are two metal plates on insu-latini; bases. A is joined to an electroscope and£ to earth. 457. Electrical Condenser, In Fig. 475 .4 and B are twometal plates on insulatini^ bases. They may be of tin-plateabout 10 or 12 inchessquare, bent at the…
Physics
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