Principles of Electricity and Electromagnetism |
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Page 438
... reactance of each branch z ' = ( R1 + jX1 ) ( R2 + jX2 ) ( R1 + R2 ) + j ( X1 + X2 ) Separating into real and imaginary parts ( 13.12 ) z ' = R ' + jX ' where - 1 R ' = ( R1 + R2 ) ( R1R2 − X1X2 ) + ( X1 + X2 ) ( X1R2 + X2R1 ) ( 13.13 ) ...
... reactance of each branch z ' = ( R1 + jX1 ) ( R2 + jX2 ) ( R1 + R2 ) + j ( X1 + X2 ) Separating into real and imaginary parts ( 13.12 ) z ' = R ' + jX ' where - 1 R ' = ( R1 + R2 ) ( R1R2 − X1X2 ) + ( X1 + X2 ) ( X1R2 + X2R1 ) ( 13.13 ) ...
Page 512
... reactance since the resistive component can be absorbed in R ' or Ro . Thus a positive or inductive reactance , which , however , is inversely proportional to the frequency , can be produced if z is a capacity ( a direct - current path ...
... reactance since the resistive component can be absorbed in R ' or Ro . Thus a positive or inductive reactance , which , however , is inversely proportional to the frequency , can be produced if z is a capacity ( a direct - current path ...
Page 569
... reactance as a function of the frequency for certain assumed values of the parameters . The intersections with the zero axis , i.e. , the resonant frequencies , are seen to be equally spaced . If a Ohms Reactance 1200 800 400 -400 -800 ...
... reactance as a function of the frequency for certain assumed values of the parameters . The intersections with the zero axis , i.e. , the resonant frequencies , are seen to be equally spaced . If a Ohms Reactance 1200 800 400 -400 -800 ...
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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 dynamic resistance effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer grad harmonic hence impedance induction integral ions known length linear load magnetic field magnetic moment magnitude maximum measured meter negative obtained ohms oscillations output parallel phase plane plate current positive potential difference potentiometer quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation scalar shown in Fig solution surface temperature terminals theorem torque transconductance triode tube unit vacuum tube vector velocity voltage volts wave wire written zero