3. The op-amp in the circuit is ideal. VG 34ΚΩ. 8kQ2 ww 72ΚΩΣ + 68kQ2 www +12V -9V + VO 22ΚΩ a. Calculate vo when VG = 3V. b. Specify the range of values of VG so that the operational amplifier operates in linear mode. c. Assume that VG = 2V and that the 34k resistor is replaced with a variable resistor. What value of the variable resistor will cause the op-amp to saturate?

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3. The op-amp in the circuit is ideal.
VG
34ΚΩ.
8kQ2
ww
72ΚΩΣ
+
68kQ2
www
+12V
-9V
+
VO
22ΚΩ
a. Calculate vo when VG = 3V.
b. Specify the range of values of VG so that the operational amplifier operates in linear mode.
c. Assume that VG = 2V and that the 34k resistor is replaced with a variable resistor. What
value of the variable resistor will cause the op-amp to saturate?
Transcribed Image Text:3. The op-amp in the circuit is ideal. VG 34ΚΩ. 8kQ2 ww 72ΚΩΣ + 68kQ2 www +12V -9V + VO 22ΚΩ a. Calculate vo when VG = 3V. b. Specify the range of values of VG so that the operational amplifier operates in linear mode. c. Assume that VG = 2V and that the 34k resistor is replaced with a variable resistor. What value of the variable resistor will cause the op-amp to saturate?
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