Gage, Alfred P. (Alfred Payson), 1836-1903 · Boston, London, Ginn · leaf 613
watt-hour of energy, or 3600 joules. It has been found that an incandescent lamp consuming 1000 watt-hours of elec-trical activity gives about one-tenth of the illumination given by 1000 feet of gas underordinary circumstances ; consequently, in order that the customer may pay for elec-tric light… … FROM GENERATOR consumed ; a watt-hoiir being the energy expended in onehour when the activity is one watt. A 16 c.p. lamp con- The foUoTTing are tabulated results of measurements of incandescent lamps, madeat Paris (1892): Lamp. il LightIntensity,StandardCandles. h ill os.a il Electric Activityin…
Physics
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