Principles of Electricity and Electromagnetism |
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Page 157
... reducing the range of integra- tion from ( -π , π ) to ( 0 , π / 2 ) , together with multiplication by 4 which the ... reduced by the above formula to a value between FIG . 5.13 . - The gamma func- 1 and 2. Thus the function need be ...
... reducing the range of integra- tion from ( -π , π ) to ( 0 , π / 2 ) , together with multiplication by 4 which the ... reduced by the above formula to a value between FIG . 5.13 . - The gamma func- 1 and 2. Thus the function need be ...
Page 417
... reduce eddy - current losses . Furthermore , the self- inductance of the armature is very large and its effect must be reduced in some way in order that it shall not limit the flow of current through the windings . This is generally ...
... reduce eddy - current losses . Furthermore , the self- inductance of the armature is very large and its effect must be reduced in some way in order that it shall not limit the flow of current through the windings . This is generally ...
Page 506
... reduced . Since the difference between E , and E , is approximately constant , an increase in EB has little effect on the plate dissipation , but the power supplied to the load increases rapidly . Therefore the efficiency increases with ...
... reduced . Since the difference between E , and E , is approximately constant , an increase in EB has little effect on the plate dissipation , but the power supplied to the load increases rapidly . Therefore the efficiency increases with ...
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alternating current alternating-current amplitude angle angular velocity anode applied approximately armature assumed atom axis calculated capacity cathode cell centimeter characteristic charge q circuit coefficient coil component condenser conduction conductor considered copper current density current flowing curve cylinder deflection determined dielectric constant direct-current discharge distance effective electric field electromotive force electrons electrostatic element energy equal equation ferromagnetic filament flux force frequency function galvanometer given grad grid hence hysteresis impedance induction insulating integral known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured medium metal meter molecules negative normal obtained ohms parallel plate polarization potential difference potential wave potentiometer produced proportional quantity R₁ radius ratio rectifier region represents resistance rotation Show shown in Fig solenoid solution substance surface temperature terminals theorem torque tube V₁ vector voltage volts wire written zero