The purpose of this book is to provide educational support for students of Technical Courses in Electronics, Electromechanics, Industrial Automation and Electrotechnics and Higher Education such as: Technologists and Electronic, Electrical, Mechatronic and Control and Automation Engineering, as well as technical reading for professionals and researchers. The book is a complementary work to the classic ones so that the reader understands the application of theory in practice through tables, figures and graphs, besides containing summarized material for electromagnetism professors, students and researchers. The texts are didactic, so that the reader will analyze and verify the main particularities of laboratory tests with the respective experiments and their justifications.