||CIRCUIT THEORY Definitions and units of charge, current, voltage, power and energy. circuit modes. Experimental Laws and simple circuits: Ohm’s laws, Kirchoff’s law. Analysis of a single loop circuit. The single-mode pair circuit, resistance and source combination. Voltage and current division. Useful techniques of circuit analysis: Nodal analysis, Mesh analysis. Thevenin’s and Norton’s theorems. Links and loop analysis. AC circuit Analysis: Mean and root mean Square (rms) values of an ac waveform. Peak values of waveform. Relationship between peak and rms values. Representation of alternating voltages and currents as phasors. Summation of ac quantities using phasor diagrams. Average power, instantaneous power. The basic passive elements: terminal relations for R, L, C and M. Impedance and admittance.
FIELD THEORY Electric charges, Coulomb’s law, Gauss law. Electric field. Electric dipoles. Potentials. Capacitance. Electrical work and Energy. Magnetic forces between current elements. Biot-Savart law. Ampere’s law. Lenz’s law. Lorentz law. Motor principle. Generator principle. Magnetic work and Energy. Inductance. Reluctance.