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), 1833-1928 · New York : T. Audel & Co. · leaf 209
on a panel as shown in fig. 3,137. Ques. What kind of condenser is used? Ans. The Ley den jar. 2,300 HAWKINS ELECTRICITY Ques. How many jars are used for a one kw. set? Ans. Usually six. Ques. How are they connected? Ans. In series parallel; three in parallel between the sparkgap and the… … Fig. 3,138.—Open core transformer. This is generally set in a box covering for protection.The transformer primary coil winding is connected to the brushes of the generator by-double pole single throw switch and the operation of the telegraph key. When theaerial switch handle is down and the…
Electrical engineering
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