Basic circuit: current, voltage, Ohm’s, independent source, Kirchhoffs current and voltage laws, resistance in series or parallel. Mesh analysis, Nodal analysis. Circuit theorem: source transformations, superposition voltage and current divider. Electromagnetism, law of magnetic force, field strength, flux density, magnetic induction, relation between B,H,I and K, force on a conductor lying in a magnetic field. Alternating current: waves, effective voltage and current phasor representation, voltage, current, and impedance as complex numbers, phasor analysis. Average, instantaneous and complex power.