Lessons in practical electricity; principles, experiments, and arithmetical problems; over four hundred illustrations; an elementary text book (1909)
Swoope, C. Walton (Coates Walton), d. 1901 · New York, D. Van Nostrand company · leaf 277
TIC A L EL Et Til K 7 TY. Res. of D = B X C (92). Six spools are provided with this particular bridge; 2 one-ohm.2 ten-ohm, and 2 one-hundred-ohm spools. For the propeiselection of spools see the following paragraphs. The double contact key, Fig. 232, is practically two button switchesmounted on… … -Double Contact^ ^Detector Galvanom eter Fig. 232.—Students Wheatstone Bridge (lozenge Pattern) with the Necessary Apparatus Required for Measuring Resistance. Connections should be made as depicted. MEASUREMENT OF RESISTANCE. 259 marked G, and is inserted in series with the galvanometer, Fig.…
Electricity · Magnetism
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