Electricians' operating and testing manual; (1910)
Horstmann, Henry C. [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] joint author · Chicago, F. H. Drake & co · leaf 312
y the speed (miles per hour) by the number of orfraction of an hour that the train moves at this speed.In the same way to get the actual power consumed in 310 Operating and Testing a circuit, we must multiply the watts consumed bythe length of time. An incandescent lamp taking 55 watts will, in… … rROM GENERATOR Figure 183 power (746 watts) in use for one hour will require746 watt-hours. The watt-hour is too small a unit forcommercial purposes and the kilowatt hour, or 1,000wratt-hours, is generally used. While it will be seen that there is a decided differ-ence between the terms watt and…
Electrical engineering · Electric testing
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