A Guide for the Electric Testing of Telegraph CablesE. & F.N. Spon, 1873 - 54 páginas |
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A Guide for the Electric Testing of Telegraph Cables Otto Valdemar Hoskiær Visualização completa - 1873 |
A Guide for the Electric Testing of Telegraph Cables Otto Valdemar Hoskiær Visualização completa - 1873 |
Termos e frases comuns
500 elements arm p q ARTHUR PHILLIPS Bridge calculated cloth Coefficient Commutator Condenser Conductor connection to Earth copper Copper-pole copper-resistance copper-wire crown 8vo determined diameter Dielectric Electrometer electromotive force EXAMPLE F. N. SPON faultless Cable formula ƒ is depressed Galvanometer Shunt Galvanometer to Earth gives a deflection Gutta-percha Core Hooper's Core illustrated India-rubber Insulation per knot Iron isolated Joint Key S.K knot at 75 Leading wires length np logarithms LONDON loss of charge Megohms memoranda meter Microfarad morocco multiplying power N. P. BURGH Narrow Gauge Railways nautical miles Number of Elements Ohm's Law Ohms ordinary Gutta-percha plates Pocket-book R₁ R₂ Railway Ratio of balance resistance at 75 Resistance of Galvanometer Resistance-coil scale screw Ship Shore Shunt at Battery Shunt at Core Shunt at Galvanometer Steam Engine strength Temperature Number tion per Knot trough V₂ vano Wheatstone's Bridge wood engravings words per minute
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