Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN: 9781337399128
Author: Russell E. Smith
Publisher: Cengage Learning
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In dc. motor, the undirectional torque is produced with the help of *
a. Motor constant and efficiency for unloaded motor. Does the motor constant depend on the angular speed? Does motor efficiency n = depend on the angular speed w of the motor? bỊ Loaded Motor Does the motor constant depend on the load? When the load on the motor increases, does the current increase, remain constant or increase?
A motor is operating a load that requires a torque of 750 pounds per inch and is turning at a speed of 1575 RPM. How much horsepower is the motor producing?
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