Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 254
e circuit against frequency. Several points for those curves are determined as follows: Frequency R Xl = 2irfL XC ~ 27T/C Ir ■ Il Ic II- Ic I 20.0 20 0.8 12.0 5.5 1 137 9 128 ! 128 + 40.0 20 1.6 6.0 5.5j 69 18 51 51.2 60.0 20 2.4 4.0 5.5 i 46 28 18 18.8 77.5 20 3.1 3.1 5.5 35 35 0 5.5 80.0 20 3.2… … E. m. f. wave Fig. 250.—Revolving-field type of alternator.
Electrical engineering
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