A STUDENT having limited time for the study of the principles of direct current machinery will find this book useful as a general survey of the subject. The treatment is elementary but, so far as it ...

THE second edition of this text-book is a creditable effort on the part of the author to cover, in a single volume of 730 pages, the extensive field embracing the theory and applications of direct and ...

Direct current uninterruptible power supply (DC UPS) systems act as a cornerstone in safeguarding critical operations and sustaining productivity by providing uninterrupted power supply during ...