This book is a practical guide to electrical apparatus, providing over 500 questions and answers on the subject. The book covers topics such as generators, motors, transformers, and electrical circuits, making it a valuable resource for anyone interested in electrical engineering and technology. This is a must-read for anyone looking to expand their knowledge of electrical systems. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.