iz R2 R i = 0 Figure 1.20 Inverting amplifier using op amp.
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Write an expression for the output voltage vo(t) of the circuit shown if R1 =910Ω,R2 =7.5kΩ, and vi(t) = (0.01sin750πt) V. Write an expression for the current is(t).
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- 3ZD Calculate the output voltage of an op-amp if a 100mV signal is applied to the non-inverting input of the op-amp circuit which has an Rf = 0 Ohms and Ri = 0 Ohms. a.Infinity Volts b.0 Volts c.1 Volts d.-2 VoltsHi!! I need answer, ASAP. Thank you! Calculate the output impedance of an inverting op-amp using the 741 op-amp (ro =100 Ohms, AOL =200,000) if Ri = 33 kilo Ohms and Rf = 77 kilo Ohms.Calculate ix and v0 in the circuit attached. Assume that the output of the Op-Amp is constrained to lie between -15V and 15V.
- In Basic electronics lab on summing amplifier Arifa is asked to give the circuit connectionaccording to figure below to make a three input summing amplifier. She uses IC 741 as OP-AMPand two power supplies to power up the IC. According to the instruction of his teacher she usesthree input such that ?1 = 2?, ?3 = −1? & set ?2 such that the output voltage ?0 = −16.5?. A. What is the virtual ground of OP-AMP?B. Draw the equivalent circuit of OP-AMP and then simplify it for Ideal case.C. Determine the value of ?2 from the figure above for which ?0 = −16.5?.D. If the 50KΩ feedback resistor is replaced by a capacitor of 100uF what will be the outputvoltage after 1 second. Use the value of ?2 = 5 ???(200??)?�Calculate the voltage of an inverting op-amp summing amplifier for the following sets of resistors. Use Rf = 1 MΩ in all casesa) V1 = 1V, V2 = 2V, V3 = 3V, R1 = 500 kΩ, R2 = 1MΩ, R3 = 1 MΩb) V1 = -2V, V2 = 3V, V3 = 1V, R1 = 200 kΩ, R2 = 500 kΩ, R3 = 1 MΩSketch the circuit of summing amplifier using op amp to get Vout= 2V1+ 3V2+5V3.
- Determine the output voltage of an op amp amplifier circuit with the following parameters: Differential voltage gain = 4522CMRR = 631Vi1 = 659 mV Vi2 = 659 mV Vi1 and Vi2 are in phase and have the same frequency. \ QUICKLYSolve the summing amplifier for V0, assuming it is an ideal opampDetermine v0 and i0 in the Cascaded Op-Amp circuit below
- Q1. Assume that Op-Amp as shown above is ideal. Given that R1 is 0.29 Ohm, R2 is 1.7 Ohm, R3 is 2.03 Ohm, R4 is 2.125 Ohm. Calculate Vo, V2 & I3.Calculate the output voltage of an op-amp summing amplifier for the given values of voltages and resistors. Use Rf = 1 MΩ. V1 = 5.84V V2 = 8.47V V3 = 8.25V R1 = 482kΩ R2 = 0.58MΩ R3 = 1.31MΩ QUICKLY3S Which of the followinh statements are true about an op-amp? a.op-amps have very high input impedance b.all of the statements c.op-amps have very low output impedance d.op-amps are very high gain DC amplifiers