Compute RIF for an inverting amplifier with feedback, where the value of input resistance of op-amp is 4.7kΩ.
A. 4.7kΩ
B. 9.4kΩ
C. 2.35kΩ
D. Data given is insufficient
Answer:A
Compute RIF for an inverting amplifier with feedback, where the value of input resistance of op-amp is 4.7kΩ.
A. 4.7kΩ B. 9.4kΩ C. 2.35kΩ D. Data given is insufficient
Explanation: In voltage shunt feedback amplifier, the input resistance with feedback is given as RIF = R1 (ideally).