Principles of Electricity and Electromagnetism |
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Page 309
... circuit , which causes a current to flow , and when the battery circuit is opened so that the current ceases to flow , an oppositely directed electromotive force is induced in the galvanometer circuit producing a flow of current in the ...
... circuit , which causes a current to flow , and when the battery circuit is opened so that the current ceases to flow , an oppositely directed electromotive force is induced in the galvanometer circuit producing a flow of current in the ...
Page 513
... circuit . One type of circuit employs a triode , the grid being positive with respect to the cathode by a potential E. and the plate also positive at a direct- current potential Es , where E is less than Ec . The parallel - tuned circuit ...
... circuit . One type of circuit employs a triode , the grid being positive with respect to the cathode by a potential E. and the plate also positive at a direct- current potential Es , where E is less than Ec . The parallel - tuned circuit ...
Page 570
... circuit . The resistance and reactance of the antenna at the frequency of the oscillator are then equal to the values of roo Oscillator L ww R C Shields FIG . 16.25 . - Schematic circuit for the experimental determination of antenna ...
... circuit . The resistance and reactance of the antenna at the frequency of the oscillator are then equal to the values of roo Oscillator L ww R C Shields FIG . 16.25 . - Schematic circuit for the experimental determination of antenna ...
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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 length 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