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 84
use2 — base2 (3) (32 52 - 42) In working impedance problems, it is not the square of any ofthe quantities which the sides of the triangle are used to representthat is required, but the quantities themselves, that is, the sides.Hence extracting the square root in equations (1), (2) and (3),the… … Representation ofForces by Lines.—Asingle force may be rep-resented in a drawing byraight line, 1, thepoint of application ofthe force being indicatedby an extremity of theline. 2, the intensity of theforce by the length of theand 3, the directione force by the direc-tion of the line, an arrowhead…
Electrical engineering
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