Convention, Volume 1;Volume 30 |
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Halaman xii
... bulbs much longer useful life may be expected . Diagrams and tables . 462 to 483 INSULL , SAMUEL . Report of Sub - Committee on the London Sliding Scale as Applied to Electricity : Purpose of London sliding scale is to allow ...
... bulbs much longer useful life may be expected . Diagrams and tables . 462 to 483 INSULL , SAMUEL . Report of Sub - Committee on the London Sliding Scale as Applied to Electricity : Purpose of London sliding scale is to allow ...
Halaman 39
... bulb blackening and 50 per cent by changes in the filament . Strictly speaking , illuminating engineering , while compre- hensive of such topics , has found abundant scope for all its energies thus far in the discussion of principles ...
... bulb blackening and 50 per cent by changes in the filament . Strictly speaking , illuminating engineering , while compre- hensive of such topics , has found abundant scope for all its energies thus far in the discussion of principles ...
Halaman 40
... bulb , with the name or trade - mark of the manufacturer . The candle- power is to be determined at standard pressure , while the lamp is revolving at 200 revolutions per minute about a vertical axis . The average limits between which ...
... bulb , with the name or trade - mark of the manufacturer . The candle- power is to be determined at standard pressure , while the lamp is revolving at 200 revolutions per minute about a vertical axis . The average limits between which ...
Halaman 47
... bulb , defeating most of the purposes for which the shade may be intended . If the change to larger bulb lamps requiring different shade holders causes the owner at the same time to change to glassware that is suited to the purpose of ...
... bulb , defeating most of the purposes for which the shade may be intended . If the change to larger bulb lamps requiring different shade holders causes the owner at the same time to change to glassware that is suited to the purpose of ...
Halaman 60
... bulb at the positive end . The arc is made to strike at this definite point by arranging the greater head of mercury above the negative terminal . In other types of mercury - vapor lamps the mercury is carried by evaporation from the ...
... bulb at the positive end . The arc is made to strike at this definite point by arranging the greater head of mercury above the negative terminal . In other types of mercury - vapor lamps the mercury is carried by evaporation from the ...
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