Principles of Electricity and Electromagnetism |
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Page 407
... Output Input Input ( a ) ( b ) Output FIG . 12.21 . ( a ) Tapped autotransformer for voltage alteration . ( b ) Induction voltage regulator . The secondaries may supply separate circuits or may be connected arbi- trarily in series to ...
... Output Input Input ( a ) ( b ) Output FIG . 12.21 . ( a ) Tapped autotransformer for voltage alteration . ( b ) Induction voltage regulator . The secondaries may supply separate circuits or may be connected arbi- trarily in series to ...
Page 418
... output characteristic ( output voltage as a function of output current ) . What would be the maximum output of the machine ? 5. A homopolar generator of the type of Fig . 12.11 consists of a steel disk 30 cm . in radius rotating at the ...
... output characteristic ( output voltage as a function of output current ) . What would be the maximum output of the machine ? 5. A homopolar generator of the type of Fig . 12.11 consists of a steel disk 30 cm . in radius rotating at the ...
Page 448
... output of such a device is greater than the alternating - current power input , any transfer of output power to the Z1 000000000000000 eeeeeeeeeeeeeeee n1 n1 Z2 , V2 iz Z3 , V3 Z4VA input may result in instability . This ques- tion will ...
... output of such a device is greater than the alternating - current power input , any transfer of output power to the Z1 000000000000000 eeeeeeeeeeeeeeee n1 n1 Z2 , V2 iz Z3 , V3 Z4VA input may result in instability . This ques- tion will ...
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Common terms and phrases
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