Principles of Electricity and Electromagnetism |
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Page 264
... phase of the grid potential . Amplitude control circuits . The upper curve of Fig . 8.14 gives the average anode current as a function of the amplitude of the grid - potential wave at 180 ° phase difference ( grid negative when anode is ...
... phase of the grid potential . Amplitude control circuits . The upper curve of Fig . 8.14 gives the average anode current as a function of the amplitude of the grid - potential wave at 180 ° phase difference ( grid negative when anode is ...
Page 408
... phase generator , three - wire power distribution . ( b ) Three - phase generator ; ( c ) three - wire distribution A ; ( d ) three - wire distribution L. In two- and three - phase circuits the phases may be kept entirely separate or ...
... phase generator , three - wire power distribution . ( b ) Three - phase generator ; ( c ) three - wire distribution A ; ( d ) three - wire distribution L. In two- and three - phase circuits the phases may be kept entirely separate or ...
Page 410
... phase circuits . Two transformers are required in what is known a b C Vdc Ens 13/2 ns / 2 Leeeeeer Leeeeeee d , пр 00000000000 Vda ! Vbd Vba` Vbc 5/2 " ca Vab Phase 1 Phase 2 Nabl = Nbcl - cal = = ns Пр FIG . 12.24 . - Scott - connected ...
... phase circuits . Two transformers are required in what is known a b C Vdc Ens 13/2 ns / 2 Leeeeeer Leeeeeee d , пр 00000000000 Vda ! Vbd Vba` Vbc 5/2 " ca Vab Phase 1 Phase 2 Nabl = Nbcl - cal = = ns Пр FIG . 12.24 . - Scott - connected ...
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Common terms and phrases
alternating current alternating-current ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atom axis calculated capacity cathode cell characteristic charge circuit coefficient coil component condenser conducting conductor considered constant curl current flowing curve deflection density determined dielectric dielectric constant direct-current direction discharge effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer given grad grid hence impedance induction integral ions known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured metal meter negative obtained ohms oscillations output parallel phase plate positive potential difference potential wave potentiometer produced proportional quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation shown in Fig solenoid solution surface temperature terminals theorem torque tube unit V₁ vector velocity voltage volts wire written zero