Principles of Electricity and Electromagnetism

alternating current alternating-current ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atoms 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 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 linear load magnetic field magnetic moment magnitude maximum measured metal meter negative normal ohms oscillation output parallel phase plane plate polarization positive potential difference potentiometer produced quantity R₁ radiation radius ratio reactance region represents resistance resonant rotation Show shown in Fig solenoid solution surface temperature terminals theorem thermistor torque tube V₁ vector velocity voltage volts wire written zero