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1. |
The open loop transfer function for a unit feedback system is G(s) = K/s(sT+1). By what factor the amplitude gain K should be reduced so that the peak overshoot becomes 25% from 75%? |
A. | 75 |
B. | 25 |
C. | 20 |
D. | 10 |
Answer» D. 10 | |