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Capacitor, Hydraulic analogy for Charging and discharging, Electrostatic units, Capacitors in Series and parallel, Electric flux, Relative permitivity, RC time constant, Displacement current, Force between oppositely charged plates.

Characteristics of lines of magnetic flux, Solenoid, Current ring theory of magnetism, Hysteresis, Force on Current Carrying Conductor, Electromagnetic induction, Fleming's right hand rule, Lenz's law, Magnitude of induced e.m.f., Comparison of Electrostatic and Electromagnetic terms.

Self inductance, Field discharger switch, Non inductive resistors, Unit of inductance, Air-Core and Iron-Cored inductions, L/R time constant, Mutual inductance, Dot notation.

Generation of alternating e.m.f. in rotating coil, Slip ring, Relationship between frequency, Speed and number of pole pairs, Two segments and four segments commentator action, Instantaneous, Peak, average and r.m.s. values of a.c., Form factor and peak factor, Representation of an alternating quantity by a phasor.

Two-phase system, Three-Phase systems, relationships between line and phase voltages in star-connected system and between line and phase currents in delta-connected system with balanced load.

[1] Hughes, E., "Electrical Technology", Long man 5th Ed., 1977.