A Y connected alternator was tested for its effective resistance. The ratio of the effective resistance to ohmic resistance was previously determine to be 1.35. A 12 volt battery was connected across two terminals and the ammeter read 120 amperes. What is the per phase effective resistance of the alternator?

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?
Question
A Y connected alternator was tested for its effective resistance. The ratio of the effective
resistance to ohmic resistance was previously determine to be 1.35. A 12 volt battery was
connected across two terminals and the ammeter read 120 amperes. What is the per phase
effective resistance of the alternator?
Transcribed Image Text:A Y connected alternator was tested for its effective resistance. The ratio of the effective resistance to ohmic resistance was previously determine to be 1.35. A 12 volt battery was connected across two terminals and the ammeter read 120 amperes. What is the per phase effective resistance of the alternator?
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