When an altemator designed for operation at 60 Hz is operated at 50 Hz
A. kVA rating will increase in the ratio of 1.2.
B. operating voltage will reduce in the ratio of 5/6.
C. operating voltage will increase in the ratio of 1.2
D. operating voltage will reduce in the ratio of (5/6)2.
Answer:B
When an altemator designed for operation at 60 Hz is operated at 50 Hz
A. kVA rating will increase in the ratio of 1.2. B. operating voltage will reduce in the ratio of 5/6. C. operating voltage will increase in the ratio of 1.2 D. operating voltage will reduce in the ratio of (5/6)2.