Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 72
from a photograph taken while measuring the light pro-duced from the small Brush machine, running at twelve hundredand fifty revol utions per minute, and resulting as follows: Front 2218 candles. Side 578 573 Back Ill 3485-=-4=871. VARIATION IN AMOUNT OF LIGHT PRODUCED. The light produced by the…
Electrical engineering
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