Convention, Volume 18 |
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Halaman 26
... candle- power . In this connection it will be remembered that a professor in New York once said he imagined the electrical companies arrived at the 2,000 candle - power by measuring it north , south , east and west , giving 500 each way ...
... candle- power . In this connection it will be remembered that a professor in New York once said he imagined the electrical companies arrived at the 2,000 candle - power by measuring it north , south , east and west , giving 500 each way ...
Halaman 98
... candle - power incan- descent lights burning . Careful hourly readings of electro - motive force , current , and specific gravity , have been taken on this battery from the time of starting up . Those figures show that up to the time of ...
... candle - power incan- descent lights burning . Careful hourly readings of electro - motive force , current , and specific gravity , have been taken on this battery from the time of starting up . Those figures show that up to the time of ...
Halaman 109
... candle - power as it can from a method of actually measuring the quantity of light received per unit of area by a particular surface or surfaces whose illumination it is desired to know . In other words , the question at issue is not so ...
... candle - power as it can from a method of actually measuring the quantity of light received per unit of area by a particular surface or surfaces whose illumination it is desired to know . In other words , the question at issue is not so ...
Halaman 110
... candle - power of incandescent or arc lights employed ; since , if the contract between the city and the lighting company be so drawn that the illumination in any part of a lighted street , for example , in the absence of moonlight ...
... candle - power of incandescent or arc lights employed ; since , if the contract between the city and the lighting company be so drawn that the illumination in any part of a lighted street , for example , in the absence of moonlight ...
Halaman 115
... candle - power of an incandescent lamp by five per cent ; and when the lights to be compared have different colors , the variation is often much greater . The mean error of a single observation with our instrument is about ten per cent ...
... candle - power of an incandescent lamp by five per cent ; and when the lights to be compared have different colors , the variation is often much greater . The mean error of a single observation with our instrument is about ten per cent ...
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alternating current amperes apparatus arc dynamos arc lamps arc lighting armature BEGGS boilers candle-power capacity carbons cell cent central station managers charge circuit Cleveland closed coil committee connected convention curve diagram direct current disruptive discharges distribution dynamo Edison illuminating companies efficiency Electric Company Electric Light Association Electric Light Company electrical horse-power electro-motive force energy feed storage gas engine gentlemen give horse-power hour Illuminating Company incandescent indicated horse-power induction installation instrument insulation interest Light and Power lightning arrester magnetic maximum measured monocyclic system National Electric Light open coil operation paper phase plant plates polyphase system pound of coal Power Company power wire practice PRESIDENT Professor question SEELY single-phase spark gaps standard candle steam storage storage battery tanks teaser coil three-phase three-phase system three-wire system to-day Total fixed annual transformers units voltage voltmeter volts watt hours watts