Principles of Electricity and Electromagnetism |
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Page 8
... negative ones pass to the conducting patch . This results effectively in a transfer of electrons from the points of ... negative charge on b , and a positive one on ẞ3 . When b3 moves into the position b1 , it induces a positive charge ...
... negative ones pass to the conducting patch . This results effectively in a transfer of electrons from the points of ... negative charge on b , and a positive one on ẞ3 . When b3 moves into the position b1 , it induces a positive charge ...
Page 512
... negative reactance ; type b , negative reactance . must in general be provided ) and a negative or capacitative reactance proportional to the frequency is produced if z is an inductance . The negative - reactance circuit can be combined ...
... negative reactance ; type b , negative reactance . must in general be provided ) and a negative or capacitative reactance proportional to the frequency is produced if z is an inductance . The negative - reactance circuit can be combined ...
Page 514
... negative , interaction between their respective circuits may result in an effective negative dynamic resistance and instability . The ordinary grid - plate transconductance of a triode is positive , but under certain conditions it may ...
... negative , interaction between their respective circuits may result in an effective negative dynamic resistance and instability . The ordinary grid - plate transconductance of a triode is positive , but under certain conditions it may ...
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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