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1. |
The open loop gain of an amplifier is 50 but is likely to change by 20%. If negative feedback with β = 0.1 is used, the change in gain will be about |
A. | 0.2 |
B. | 0.1 |
C. | 0.04 |
D. | 0.0005 |
Answer» D. 0.0005 | |