Arithmetic of Electricity: A Practical Treatise on Electrical Calculations of All Kinds Reduced to a Series of Rules, All of the Simplest Forms, and Involving Only Ordinary Arithmetic ...N.W. Henley Publishing Company, 1909 - 162 стор. |
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Сторінка 6
... Alternating Current System . - Ratio of Conver- sion . - Size of Primary Wire . - Converter Winding ... .46 CHAPTER VII . WORK AND ENERGY . Energy and Heating Effect of the Current . - Differ- ent Rules Based on Joule's Law . - The ...
... Alternating Current System . - Ratio of Conver- sion . - Size of Primary Wire . - Converter Winding ... .46 CHAPTER VII . WORK AND ENERGY . Energy and Heating Effect of the Current . - Differ- ent Rules Based on Joule's Law . - The ...
Сторінка 7
... Current . - Rules for Arrangement of Cells in a Battery . - Battery Calculations for Specified Electromotive Force and Current . - Efficiency of Batteries . - Chemistry of ... ALTERNATING CURRENTS . Self - Induction .... CONTENTS . vil.
... Current . - Rules for Arrangement of Cells in a Battery . - Battery Calculations for Specified Electromotive Force and Current . - Efficiency of Batteries . - Chemistry of ... ALTERNATING CURRENTS . Self - Induction .... CONTENTS . vil.
Сторінка 47
... ALTERNATING CURRENT SYSTEM . The rules already given apply in practice to this system also , although theoretically Ohm's law and those deduced from it are not correct for this current . A calculation has to be made to allow for the ...
... ALTERNATING CURRENT SYSTEM . The rules already given apply in practice to this system also , although theoretically Ohm's law and those deduced from it are not correct for this current . A calculation has to be made to allow for the ...
Сторінка 115
... current flowing alternately in opposite directions may be considered as increasing from zero to a certain amount flowing in , say , the positive direc- tion , then diminishing to zero and increasing to ... ALTERNATING CURRENTS Self-Induction.
... current flowing alternately in opposite directions may be considered as increasing from zero to a certain amount flowing in , say , the positive direc- tion , then diminishing to zero and increasing to ... ALTERNATING CURRENTS Self-Induction.
Сторінка 117
... current performing the same work . Rule 82. The maximum volts or amperes of an alternating current may be found by multiplying the average volts or amperes by 1.11 ... current in the coil is such as to ALTERNATING CURRENTS . 117.
... current performing the same work . Rule 82. The maximum volts or amperes of an alternating current may be found by multiplying the average volts or amperes by 1.11 ... current in the coil is such as to ALTERNATING CURRENTS . 117.
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50 cents 50 ohms 50 volts air gaps alternating current ampere turns ance appliances armature core battery C. G. S. units calculated calories capacity cells in parallel cells in series circular mils coefficient of leakage coil conductance conductor copper coulombs cross-sectional area cycles per second difference of potential distance divided drop dynamo efficiency electromotive force energy engines EXAMPLE expressed external circuit factors farad field resistance fractions given gives gram heat developed horse power horse-power inductance internal resistance joules kilogram-meter lamps in parallel leads length lines of force lines per square magnet core magnetic circuit meter microfarad microhms mils in diameter motor multiplied number of cells number of turns Ohm's law ohms resistance permeability permeance proportion ratio of conversion reciprocal reduced reluctance Rule 55 Rules 30 sectional area shunt Solution specific resistance square centimeter square inch tion turns of wire voltage weight wrought iron
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