MCQOPTIONS
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| 1. |
The open-loop DC gain of a unity negative feedback system with closed loop transfer function (S + 4) / (S2 + 7S + 13) is |
| A. | 4/13 |
| B. | 4 |
| C. | 4/9 |
| D. | 13 |
| Answer» D. 13 | |