This is a new edition, with a new title, of Electrical Principles for Higher TEC, first published in 1982. The book includes many worked examples and self-assessment examples, with further problems and answers at the end of the chapters. This new edition takes full account of recent changes to the syllabus. The book is intended for Higher National Certificate and Diploma students; all electrical engineering students in polytechnic and universities wishing to gain an insight into electrical engineering for the first time.