Solution: Find the percentage regulation

Problem Statement: Electrical Engineering Professional Subjects

A 200-kVA transformer with impedance of 5% and the power factor of the load is 85%. The primary voltage is 6,000 volts while the copper loss is 5 kW. Find the percentage regulation.

A. 5.03%

B. 5.21%

C. 4.43%

D. 4.03%

Problem Answer:

The percentage regulation is equal to 4.42%.

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Online Question and Answer in Transformers Series | REE Board Exam

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