In a transformer the voltage regulation will be zero when it operates at
A. Unity p.f.
B. Leading p.f.
C. Lagging p.f.
D. Zero p.f. leading.
Answer:B
In a transformer the voltage regulation will be zero when it operates at
A. Unity p.f. B. Leading p.f. C. Lagging p.f. D. Zero p.f. leading.