Principles of Electricity and Electromagnetism |
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Page 15
... zero at a very great ( infinite ) distance from all charges . Then the potential of a point is the work per unit change that must be done to bring a test charge from infinity to the point in question . If A of Eq . ( 1.7 ) is the point ...
... zero at a very great ( infinite ) distance from all charges . Then the potential of a point is the work per unit change that must be done to bring a test charge from infinity to the point in question . If A of Eq . ( 1.7 ) is the point ...
Page 22
... zero . If the isolated conductor has a positive charge and hence a positive potential , a negative charge will be induced on the other conductor . Hence the coefficients of induction are in general negative , though in some cases they ...
... zero . If the isolated conductor has a positive charge and hence a positive potential , a negative charge will be induced on the other conductor . Hence the coefficients of induction are in general negative , though in some cases they ...
Page 41
... zero . V is therefore zero in the equation for the capacity between the cylinder and the plane . The equipotentials and lines of force above the plane are the same as in the preceding case and h Therefore and V'a h == -1 cosh- C1 = 2πκο ...
... zero . V is therefore zero in the equation for the capacity between the cylinder and the plane . The equipotentials and lines of force above the plane are the same as in the preceding case and h Therefore and V'a h == -1 cosh- C1 = 2πκο ...
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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