This book is aimed at the begineer who wants to obtain a first overview on electric machines and drives.Starting with a summary of physical laws and for the understanding of electric machines, the book gives the reader a basic understanding of the design and function of electric machines such as transformers, three-phase asynchronous motors, and DC motors.After an introduction to the fundamental dynamic law of rotation and power electronics, the book deals with how current converters can be employed for speed control in electric drives.The book contains a range of figures and examples of the basic calculation methods concerned with electric machines and drives, with tips on their applications. Mathematical equations are kept as simple as possible.