List I (Comm.services) | List II (Bandwidth) | ||
---|---|---|---|
A. | AM broadcast | 1. | 10 kHz |
B. | Telephone | 2. | 4 kHz |
C. | wide-band FM | 3. | 200 kHz |
D. | TV | 4. | 7 MHz |
As we know, Gain with feedback
A = - 1000, ? = -0.1 .
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