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 86
tide. Ques. In fig. 1,311 what is the line AD called? Ans. The resultant, that is, it represents the actual movementof the boat resulting from the combined forces of wind and tide. 1.074 HA WK1.\S ELECTRICITY Ques. What are the forces, AB and AD in fig. 1 311.represented by the sides of the… … COMPONENT Fig. 1.312.—Parallelogram of forces; method of obtaining the resultant of two component* acting at right angles. Take anv convenient scale, say 1 in. = 1 lb., and lay off (fig. 1AB = 4 ins.= 4 lbs.; also, AC (at right angles to AB> = 3 ins. = 3 lbs.Draw CD and BD parallel to AB and AC…
Electrical engineering
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