The branch of engineering which focuses on the practical use of electricity, and studies the designing and maintenance of electrical devices is known as electrical engineering. It has a number of subdisciplines like instrumentation, electronics, telecommunication, signal processing, etc. This book outlines the processes and applications of electrical and electronics engineering in detail. Coherent flow of topics, student-friendly language and extensive use of examples make this book an invaluable source of knowledge. It aims to serve as a resource guide for students and experts alike and contribute to the growth of the discipline.