An Introduction to Electrical Science

An Introduction to Electrical Science walks readers through the subject in a logical order, providing a historical overview alongside modern electrical theory and practice. Perfect for electrical trainees both during their training and once qualified.

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 the topics become easier to both understand and remember, providing a grounding in the subject that will remain with you for life.

With a wealth of examples, images and diagrams mastering difficult concepts will be a breeze. This book also has a companion site with an extra chapter, interactive multiple choice quizzes for each chapter and more at www.www.routledge.com/cw/waygood

• Fully aligned to the 17^th edition of the wiring regulations
• Free access to companion website material, including multiple-choice tests and extra chapters
• Two-colour layout helps navigation and highlights key points

Table of Contents

Chapter 1 SI System of Measurements
Chapter 2 The ‘Electron Theory’ of Electricity
Chapter 3 Electric Current
Chapter 4 Potential and Potential Difference
Chapter 5 Resistance
Chapter 6 Practical Conductors and Insulators
Chapter 7 Effect of Temperature Change Upon Resistance
Chapter 8 Ohm’s Law of Constant Proportionality
Chapter 9 Series, Parallel and Series-Parallel Circuits
Chapter 10 Cells and Batteries
Chapter 11 Internal Resistance of Voltage Sources
Chapter 12 Energy, Work, Heat and Power
Chapter 13 Magnetism
Chapter 14 Electromagnetism
Chapter 15 Magnetic Circuits
Chapter 16 Electromagnetic Induction
Chapter 17 Capacitors and Capacitance
Chapter 18 Introduction to Alternating Current
Chapter 19 Series Alternating-Current Circuits
Chapter 20 Power in Alternating-Current Circuits
Chapter 21 Parallel Alternating-Current Circuits
Chapter 22 Power Factor Improvement
Chapter 23 Balanced Three-Phase a.c. Systems