1.

For the following specifications of a synchronous motor, determine the ratio of no load speed to full load speed.200 kVA, 12 pole, 2200 V, 3 phase, 60 Hz

A. 2 : 3
B. 1 : 1
C. 3 : 5
D. 2 : 7
Answer» C. 3 : 5


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