7. For each of the circuits shown below, assume that the op-amp is ideal and find the value of Vo. Each of the circuitshas negative feedback, so the summing-point constraintapplies. Remember the two rules!ΓΚΩww2 mA4 V2 mA5 V(a)(b)1 V3 ΚΩWA3 ΚΩwww(c)VoVa· Ι ΚΩ+Va3 mA15 ΚΩw(d)>5 V2 V||+(e)+5°1- 1 ΚΩ

It is given that opamp is ideal.The main two rules areBoth positive and negative terminal voltage of…

Answered: 7. For each of the circuits shown…

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.3P

See similar textbooks

Similar questions

A noninverting ampliﬁer is built with R2 = 75 kΩ and R1 = 5.6kΩ using an op amp with an open -loop gain of 100dB, an input resistance of 500kΩ, and an output resistance of 300 Ω. What are the closed-loop gain, input resistance, and output resistance for this ampliﬁer? (b) Repeat if the open-loop gain is changed to 94 dB.
A noninverting ampliﬁer is built with R1 = 12 kΩ and R2 = 150 kΩ using an op amp with an open-loop gain of 86 dB. What are the closed-loop gain, the gain error, and the fractional gain error for this ampliﬁer? (b) Repeat if R1 is changed to 1.2 kΩ.
A noninverting ampliﬁer is built with R2 = 47 kΩ and R1 = 6.2k Ω using an op amp with an open-loop gain of 94 dB. What are the closed-loop gain, the gain error, and the fractional gain error for this ampliﬁer? (b) Repeat if the open-loop gain is changed to 100 dB.
Show the connection of a three-stage amplifier with gains of +10, -18, and -27.Use a 270-kΩ feedback resistor for all three 741 op-amp circuits. What outputvoltage will result for an input of 150 mV?
Based on the simulation’s results, explain the function of a differential amplifier. (Hints: comment on the shape of Vo1 and Vo2, explain what would happen if V1 and V2 were the same, reflect on why it is important that an ideal op-amp has infinite input impedance).
3A Problem 1. (P1) Three op-amps are connected in cascade configuration. An 80 microVolts signal is connected to the non-inverting input of the first op-amp. Both the 2nd and 3rd op-amps operates as inverting amplifiers. All feedback resistors are 420 KOhms while the input resistances are 71.4kOhms, 19.1kOhms, and 14KOhms respectively. 3H Determine the total gain of the circuit in Problem No. 1 (P1) a.792.105 b.9000 c.792 V d.792
For an op-amp working in differential mode, when inputs of VI= −200 mV, andVN = +200 mV are applied, the amplifier output is recorded as Vo = 1.0012 V.When the op-amp is used in a common mode amplifier with inputs VI=VN =5V,the output is V0= 0.2217 V. Determine the common mode rejection ratio(CMRR), expressed in dB.
An amplifier is formed by cascading the two operational amplifier stages as shown. What are the voltage gain, input resistance, and outputresistance for this amplifier (a) if the op amps are ideal? (b) If the op amps have an open-loop gain of 106 dB, an input resistance of 300 kΩ, and an output resistance of 200 Ω? (c) Draw the new circuit and repeat (a) and (b) if the two amplifier stages are interchanged.
Find the closed-loop transconductance, input resistance, and output resistance for the series-series feedback ampliﬁer as shown if the op amp has an open-loop gain of 80 dB, an input resistance of 25kΩ , and an output resistance of 1kΩ. Assume the ampliﬁer is driven by a signal voltage with a 10-kΩ source resistance, and the feedback network is implemented with R2=91kΩ and R1=10kΩ.
For the op-amp circuit shown below, find the value of vO, where R1 = 19 Ω, R2 = 14 Ω, R3 = 18 Ω, R4 = 14 Ω, Rf = 11 Ω, VS1 = 15 V, and VS2 = 3 V.
An amplifier is formed by cascading the three operational amplifier stages as shown. What are the voltage gain, input resistance, and outputresistance for this amplifier (a) if the op amps are ideal? (b) If the op amps have an open-loop gain of 94 dB, an input resistance of 400 kΩ, and an output resistance of 250 Ω?
An inverting ampliﬁer is built with R1 =11kΩand R2 = 220 kΩ using an op amp with an open-loop gain of 86 dB. What are the closed-loop gain, the gain error, and fractional gain error for this ampliﬁer? (b) Repeat if R1 is changed to 1.1 kΩ.

SEE MORE QUESTIONS

Recommended textbooks for you

Power System Analysis and Design (MindTap Course …

Electrical Engineering

ISBN:

9781305632134

Author:

J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:

Cengage Learning