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1. |
A 50 Hz, four-pole turboalternator rated at 20 MVA, 13 2 kV has an inertia constant H = 4 kW sec/kVA. The kinetic energy stored in the rotor at __________ MJ |
A. | 0.80 |
B. | 8.0 |
C. | 80 |
D. | 0.08 |
Answer» D. 0.08 | |