Choose the correct answer (write the answer only). The open loop voltage gain for ideal op-amp is (zero, unity, infinity, none). In sample and bold circuit the op-amp is used as (comparator, voltage follower, detector, multiplier) 3- Current-shunt negative feed-back stabilizes (voltage gain, current gain, trans-conductance, trans-resistor) 1- + To obtain high input resistance and low output resistance, the feedback topology needed is (voltage-shunt, current-series, current-shunt, voltage - series). 5- The lowest distortion factor in power amplifier is obtained using class (A, B. AB, C). 6- Open loop mode op-amp can be used in (amplifier, comparator, filter, oscillator). 7. Impedance matching in tuned amplifier is used to improve (bandwidth, gain, input resistance, output resistance). 8- Output resistance of ideal buffer is (zero, unity, infinity, none). 9- Crystal type oscillators is used to provide (stable output frequency, low power consumption, high gain, high input impedance). 10- For a 4-bit flash type A/D convertor, the number of comparators required is (3, 7, 11,15).

Choose the correct answer (write the answer only). The open loop voltage gain for ideal op-amp is (zero, unity, infinity, none). In sample and bold circuit the op-amp is used as (comparator, voltage follower, detector, multiplier) 3- Current-shunt negative feed-back stabilizes (voltage gain, current gain, trans-conductance, trans-resistor) 1- + To obtain high input resistance and low output resistance, the feedback topology needed is (voltage-shunt, current-series, current-shunt, voltage - series). 5- The lowest distortion factor in power amplifier is obtained using class (A, B. AB, C). 6- Open loop mode op-amp can be used in (amplifier, comparator, filter, oscillator). 7. Impedance matching in tuned amplifier is used to improve (bandwidth, gain, input resistance, output resistance). 8- Output resistance of ideal buffer is (zero, unity, infinity, none). 9- Crystal type oscillators is used to provide (stable output frequency, low power consumption, high gain, high input impedance). 10- For a 4-bit flash type A/D convertor, the number of comparators required is (3, 7, 11,15).

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

1. A non-inverting op-amp circuit has the open loop gain of 105 and the resistances R1 = 1k Ω and R2 = 39k Ω . Calculate (a) The actual value of voltage gain, (b) Considering the finite open loop gain, the ideal value of gain, and (c) The percentage error, when ideal voltage gain is compared with actual voltage gain.
A non-inverting op-amp circuit has the open loop gain of 104 and the resistances R1 = 2k Ω and R2 = 50 k Ω. Calculate (a) The actual value of voltage gain (b) Considering the finite open loop gain, the ideal value of gain, and (c) The percentage error, when ideal voltage gain is compared with actual voltage gain.
A non-inverting op-amp circuit has the open loop gain of 136 and the resistances R1=3500 Ω and R2 = 3.8 kΩ . Calculate (a) The actual value of voltage gain (b) Considering the finite open loop gain, the ideal value of gain (c) Error, when ideal voltage gain is compared with actual voltage gain (d) The percentage error, when ideal voltage gain is compared with actual voltage gain. (a) The actual value of voltage gain Answer for part 1 (b) The ideal value of voltage gain Answer for part 2 (c) Error, when ideal voltage gain is compared with actual voltage gain. Answer for part 3 (d) The percentage error, when ideal voltage gain is compared with actual voltage gain.
Activity 2:You are asked to examine the performance of three op-amp circuits. 2-A) Categorize the circuits in terms of using a feedback or not, and the specific type of thefeedback connection (positive or negative, shunt or series, voltage or current).2-B) Explain the principle of operation of Circuit A. Explain limitations of this circuit in termsof practical applications. What is the technical name describing this circuit?2-C) Explain the principle of operation of Circuit B. What is the advantage of this circuitcompared to Circuit A? What is the technical name describing this circuit?2-D) Explain the principle of operation of Circuit C. What is the advantage of this circuitcompared to Circuits A and B? What is the technical name describing this circuit?2-E) Draw the block diagram of Circuit C and define the forward path gain A and feedbackpath gain β. Derive the overall circuit gain relating input to output.2-F) Build all circuits in MultisimTM using one ‘uA741CP‘op-amp IC fed by…
1. The virtual short is applicable A. If one of the input is tied to the ground B. Only if there is a feedback C. All the time D. Depending on the components used 2. What ideal characteristic of Op-Amp contributes to the Virtual Short concept? A. Zero Ohm Input Resistance B. Zero Ohm Output Resistance C. Input terminals do not let current to flow D. Infinite gain 3. Op-amp closed loop gain varies A. True B. Depending on the resistor values used C. Not applicable D. False
Figure Q2(a) shows an amplifier system with the given input voltagewaveform Vin and the corresponding output voltage waveform Vout. If a practical op-amp is used in the amplifier system in Figure Q2(a),calculate the closed-loop gain, ACL given that the open-loop gain, AOL =3000. You can use the value of resistances found in Q2(a)(i).
Determine the closed-loop voltage gain of the circuit shown in the figure assumingan ideal op amp
In the op amp model above, open-loop gain is 105 and Vcc=12V. Suppose the inverting-input voltage is vn=44μV and the noninverting input voltage vp=284μV. What is the op-amp’s output voltage vo (in volts)?
In the op amp model above, open-loop gain is 106 and Vcc=12V. Suppose the inverting-input voltage is vn=90μV and the output voltage vo=5V. What is the noninverting input voltage vp (in micro-volts)?
A gain of 10 is required from a noninverting constant-multiplier op-amp circuit. If the input resistor is 9 k Ω, what should be the value of the feedback resistor? Rf=_____kohms
1. Assuming the op amp to be ideal, derive an expression for the closed-loop gain of the circuit shown in Figure 1.
Please answer this two part question A) It is known that when an Op-amp is operated using the negative feedbackconfiguration, the output impedance reduces. Derive an expression that proves this. B) It is known that when an Op-amp is operated using the positive feedbackconfiguration, the output impedance increase. Derive an expression that proves this.