Principles of Electricity and Electromagnetism |
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Page 314
... equation relating the electric field and magnetic induction at any point which forms the basis for the discussion of the induction of currents in continuous media . The differential equations for the electric and magnetic vectors can be ...
... equation relating the electric field and magnetic induction at any point which forms the basis for the discussion of the induction of currents in continuous media . The differential equations for the electric and magnetic vectors can be ...
Page 580
... equation is possible , it is necessary to con- sider the auxiliary equation d2x A dt2 dx + B + Cx : = 0 dt ( C.2 ) This is the same as Eq . ( C.1 ) , except that 0 has replaced f ( t ) . If x1 and x2 are any two solutions of Eq . ( C.2 ) ...
... equation is possible , it is necessary to con- sider the auxiliary equation d2x A dt2 dx + B + Cx : = 0 dt ( C.2 ) This is the same as Eq . ( C.1 ) , except that 0 has replaced f ( t ) . If x1 and x2 are any two solutions of Eq . ( C.2 ) ...
Page 581
... equation is of the first order , a is the only arbitrary constant appearing . This constant may be determined in ... EQUATIONS 581 Second-order Equations.
... equation is of the first order , a is the only arbitrary constant appearing . This constant may be determined in ... EQUATIONS 581 Second-order Equations.
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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 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