Discover how to create a simple electric motor using everyday materials in this step-by-step tutorial. Learn how to build a homemade DC motor by winding copper wire into coils, constructing a custom ...

In the 1830s, a self-educated blacksmith invented a brush and commutator dc motor. Thomas Davenport first witnessed an electromagnet in action separating iron ore in the mining process. He bought one ...

Sizing a DC motor to accurately meet a set of requirements can be a thankless task. Sizing a DC motor to accurately meet a set of requirements can be a thankless task. Having to choose between ...

THOSE who are acquainted with Dr. Goldschmidt's writings will open this book with the expectation of finding a very intricate subject treated in clear and simple style, and this expectation will be ...

RECENT advances in the application of single-phase alternating currents to electric traction have given rise to a large volume of literature dealing chiefly with the motors employed. The possibility ...

Industrial applications use direct current motors because the speed-torque relationship can be varied to almost any useful form -- for both motor and regeneration applications in either direction of ...