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1. |
A three phase induction motor is connected to 400V, 50 hz supply. If the stator to rotor turn ratio is 2, the standstill rotor induced voltage per phase is? |
A. | 115.5 V |
B. | 231 V |
C. | 346 V |
D. | 200 V |
Answer» B. 231 V | |