Previously did not have the technical background is assumed, making this an ideal text for vocational courses and introductory courses for undergraduates. This new edition of Electrical and Electronic Principles and Technology has been brought fully in line with the new BTEC National specifications in the UK This is a problem only where the answers are not available in this book, but fully worked solutions available to lecturers only as a free download from http://textbooks . elsevier.com * A student-friendly text which assumes no technical background * Learn through examples: over 600 problems, 400 worked examples and assessment papers * Includes assessment papers - worked solutions in free lecturer's manual