General Introduction, Fundamental Units, Basic Electricity, Heading Effects of current, Magnetism and electromagnetism, Faraday’s Laws of Electromagnetic induction, D.C. Generators D.C. Motors and Controls, Electrolysis, Primary and Secondary Cells, Arrangement of cell and Krichhoff’s Laws, Electrical wiring Systems, Alternating current and voltage , poly phase system, Alternator, Transformers etc......