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Electrical Energy Conversion - Rotation, Resistance and Speed

Please refer to the attached file.

DC Machines

A 300 hp, 500 V, 1750 rpm DC shunt motor, operating at rated conditions has an efficiency of 92.0 percent... (see attachment)


Solution Summary

This solution is provided in 406 words in an attached .doc file. It includes a diagram of the DC shunt motor, as well as calculations for rotational loss, external resistance, and speed.