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1. |
A 3-ϕ induction motor drives a constant torque load. It operates at a slip of 4% at rated voltage. If the voltage is reduced by 10% the slip will (approximately) |
A. | Increase by 25% |
B. | Decrease by 20% |
C. | Decrease by 67% |
D. | Increase by 33% |
Answer» B. Decrease by 20% | |