This book discusses about the basic concepts on analysis of the power system transients and its stability. It helps the reader to perform simple and complex power flow analysis under steadystate operating conditions and also helps the reader to analyze and understand the transient behaviour of power systems. It also provides a platform for understanding and solving the power system analysis problems. The book meets both the theoretical and practical requirements of the curriculum of Indian universities. This book will be a helpful guide and a valuable source of information about Power System Analysis and Stability concepts and their various practical applications.