An indispensable resource for electrical technicians and trainees, Electrical Science for Technicians walks readers through the subject in a logical order, providing a historical overview alongside modern electrical theory and practice. You will be guided through the subject in a topic by topic manner with each section building upon the one that came before it. By adding context to the principles of electrical science they become easier to both understand and remember, providing a background in the subject that will remain with you for life. * Fully aligned to the 17th edition of the wiring regulations * Topic-based approach ensures suitability for both technicians and students * Clear objectives outlined at the start and revisited at the end of each chapter as a checklist allow readers to check their learning before moving on.