single-phase AC
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter31: Three-phase Alternators
Section: Chapter Questions
Problem 1RQ: What conditions must be met before two alternators can be paralleled together?
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Question
A single-phase AC motor is connected to a 550-V, 50-Hz supply. A clamp-on ammeter indicates the motor has a current draw of 25 A at full load. A wattmeter connected to the motor indicates a true power of 10 kW. How much capacitance is needed to correct the power factor to 99%?
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