This book offers a comprehensive introduction to the subject of power systems, providing a systematic exposition of power generation, transmission, and distribution. The author has simplified the discussion of the core concepts, making the book student-friendly. Suitable for those pursuing engineering in electrical, mechanical, and industrial disciplines, the book will also be of immense interest to those working in the field of electrical power systems. The book introduces the readers to the concept of ‘power systems’ and presents in detail the intricacies of hydroelectric, thermal, and nuclear power plants. Its area of emphasis, however, is power transmission and power distribution.