2.113 Find the ft required for internally compensated op amps to be used in the implementation of closed-loop amplifiers with the following nominal dc gains and 3-dB bandwidths:
(a) −50 V/V; 200 kHz
(b) +50 V/V; 200 kHz
(c) +2 V/V; 5 MHz
(d) −2 V/V; 5 MHz
(e) −1000 V/V; 100 kHz
(f) +1 V/V; 20 MHz
(g) −1 V/V; 20 MHz
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