## Principles of Electricity and Electromagnetism |

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Page 438

Z'= 2lZl Z\ + z2 In terms of the resistance and

Separating into real and imaginary parts z' = where p, _ + R2)(RiR2 — X\X2) + (Xi

+ X2)(XiRt + -X^i) ,..„ 1„. (fii + ft2)2 + (x, + x,r U*"J y, _ (fii + R2)(XiRj + XtRi) — (Xi +

...

Z'= 2lZl Z\ + z2 In terms of the resistance and

**reactance**of each branchSeparating into real and imaginary parts z' = where p, _ + R2)(RiR2 — X\X2) + (Xi

+ X2)(XiRt + -X^i) ,..„ 1„. (fii + ft2)2 + (x, + x,r U*"J y, _ (fii + R2)(XiRj + XtRi) — (Xi +

...

Page 512

Without restriction z can be a pure

be absorbed in R' or R0. Thus a positive or inductive

is inversely proportional to the frequency, can be produced if z is a capacity (a ...

Without restriction z can be a pure

**reactance**since the resistive component canbe absorbed in R' or R0. Thus a positive or inductive

**reactance**, which, however,is inversely proportional to the frequency, can be produced if z is a capacity (a ...

Page 530

Design a circuit of type a using the negative transconductance of a type 57

pentode to produce a positive

the frequency. Using this circuit, construct one having a

the ...

Design a circuit of type a using the negative transconductance of a type 57

pentode to produce a positive

**reactance**depending on the inverse first power ofthe frequency. Using this circuit, construct one having a

**reactance**depending onthe ...

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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 hysteresis impedance induction integral ions known Laplace's equation length linear load magnetic field magnetic induction magnitude maximum measured metal meter negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potential wave potentiometer produced proportional quantities radiation radius ratio reactance region represents resistance resonant rotation Show shown in Fig solenoid solution surface temperature terminals theorem torque tube unit vector velocity voltage volts wire written zero