Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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DC Series Motors
A DC motor is a type of electric motor which converts electric energy into mechanical energy. The forces that are produced by the magnetic field are what those common types of motors rely upon. Either electro-mechanical or electronic, all types of DC mot…
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A series wound DC motor is producing 3000 pound-inches of torque at a speed of 1450RPM. The motor is connected to 1250 volt DC line and has a current draw of 63.6A. What is the efficiency of the motor?

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