Question

electronics

electronic

Diode e ce m An amp Ain dn None the s0d r n A-3.De e po are Consider the eireait below using an ideal op amp 8 pta) Determine the voltage at Node 2 sode3 azv Anewer b (12 pts) Determine the value ofR that sets the voltage at Node3 to +9 V. Answer (8 pts) Assume the voltage at Node3 is +9V. Determine the magnitude of the current in the 10 k2 resistor. Answer Answer Node2 Consider the circuit below using an ideal op amp. 2. 10% (8 pts) Determine the voltage at Nodel. Node3 Nodel 2K 1K 1K 12V Answer b. (12 pts) Determine the value of R that sets the voltage at Node3 to +9 V. Answer: c. (8 pts) Assume the voltage at Node3 is +9V. Determine the magnitude of the current in the 10 kΩresistor . Answ

Answer 1

lok - V =qV AK A w Ik av 1k FIGI The ideal and (A) apps cable in negi tive feodback tus Op-amp Virtual short V. . 2 -e. V and Irn o A Ideal op-amp) (Yo taga diveta 4 V Kt 2K Rule Voltage at nede 4 Given Voltage at node 3 Voltage at o de 2 = V. = 4V virtual short) at nodea KCL +O + V_-2 Iok R. 4-1 4-2 ok R. R= 4K oK V_ - = 0.5 mA