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1. |
For a three phase induction motor, maximum torque is double the full load torque and starting torque is 1.6 times the full load torque. To get a full load slip of 5%, percentage reduction in the rotor resistance should be? |
A. | 62.7% |
B. | 75% |
C. | 60% |
D. | 35% |
Answer» B. 75% | |