Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 92
_ — : - IP! RES 5 ohms 15 V L ? •• ■-. \-: .: s^.z PlG. 1.320.—Diagram of circuit containing 5 ohms resistance, 15 mil- - -Ctaace, wrJi 8 ampere 60 frequency current. The inductance reactance or X| = is 2 X 3.1416 X 60X.015 = 5.66 ohmsSubstituting this and the current value 10 amperes in the… … SCALE •• 1 IN.»20 VOLTS 0HMIC DROP Fig. 1.321.—Diagram for impressed pressure on circuit containing 5 ohms resinductance of 15 milli-henrys, the current being 10 amperes with frequency (.: In fig. 1,381, lav of AB =50 volts, and BC = Using a scale of 20 volts to the* inch gives AB =2.5 ins., and BC…
Electrical engineering
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