Practical Operation of Arc LampsNational carbon Company, 1911 - 75 стор. |
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The Practical Operation of ARC Lamps (Classic Reprint) National Carbon Company Inc Попередній перегляд недоступний - 2017 |
Загальні терміни та фрази
A. C. lamps adjustment allow alternating current aluminum disc Ammeter amperes arc lamp circuits armature bons carbon holder carrying capacity cause the lamp choke coil circular mils clean clock feed lamp clutch conductor connected in series copper wire cored carbons cubic cuits Current Transformer cut-out D. C. circuits dash pot decagram decimeter diameter direct current Electrical enclosed arc lamps fed downward feet Flame Arc Lamps gas cap graphite ground heat high arc voltage horse power inch inclined carbon lamps inner globe insulation jump badly light Lightning Arresters line voltage lower carbon mean effective pressure mercury arc rectifier meters motor feed multiple lamp obtained operate Plug Switches position regulating mechanism regulating resistance series arc lamp series coil series lamps series magnet series multiple shown in Fig shunt coil side Specific Gravity square TABLE trimmer trimming tubes upper carbon usually vertical carbon lamp wattmeter weight
Популярні уривки
Сторінка 67 - Measures of Weight 10 milligrams (mg) =1 centigram eg 10 centigrams =1 decigram dg 10 decigrams =1 gram g 10 grams =1 dekagram Dg...
Сторінка 49 - ... b. Must be placed at every point where a change is made in the size of wire [unless the cut-out in the larger wire will protect the smaller.
Сторінка 67 - OF CAPACITY 10 milliliters (ml.) = 1 centiliter (cl.) 10 centiliters = 1 deciliter (dl.) 10 deciliters = 1 liter (1.) 10 liters = 1 dekaliter (Dl.) 10 dekaliters = 1 hektoliter (hi.) 10 hektoliters = 1 kiloliter (kl.) MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams...
Сторінка 48 - Wires must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered unless made with some form of approved splicing device, and covered with an insulation equal to that on the conductors.
Сторінка 67 - Measures of Length 10 millimeters (mm) =1 centimeter cm 10 centimeters =1 decimeter dm 10 decimeters =1 meter m 10 meters =1 dekameter Dm 10 dekameters =1 hektometer Hm 10 hektometers =1 kilometer Km...
Сторінка 55 - The lower limit is specified for rubber-covered wires to prevent gradual deterioration of the high insulation* by the heat of the wires, but not from fear of igniting the insulation. The question of drop is not taken into consideration in the above tablea.
Сторінка 64 - The Specific Gravity of a substance is the ratio of its weight to that of an equal volume of water.
Сторінка 58 - The work done by a force acting obliquely on a moving body is measured by the product of the force and the distance through ivhich the body moves in the direction of the force.
Сторінка 50 - ... systems must not at Central Stations be smaller than the neutral wire and not smaller than No. 6 B. & S.
Сторінка 69 - Fahrenheit multiply by 1.8 and add 32. To convert degrees Fahrenheit to Centigrade, subtract 32 and divide the result by 1.8.