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 73
d to fractionsof an ohm. In fig. 565 resistances of 10, 100, and 1,000 ohmsare included in the arms A and C. 492 HAWKINS ELECTRICITY Ques. Describe the method of testing with the bridge. Ans. Fig. 567 illustrates the general arrangement of re-sistances to be found in an ordinary bridge. The… … Fig. 56S.—Ratio coils of Wheatstone bridge. Almost every box intended to serve as a Wheat-stone bridge is furnished with a set of coils which forms the arms of proportion or ratioarms of the bridge. There is a choice of several different ways of arranging these coils.The figure shows the simplest…
Electrical engineering
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