Skip to main content

E7G03: What is the typical input impedance of an op-amp?

E7G03E7G

What is the typical input impedance of an op-amp?

Answer choices for E7G03
Why this wins

The key fact is Very high. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

Direct answer summary (2024-2028 NCVEC pool)

The official correct answer for E7G03 is Very high.

The key fact is Very high. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

← E7G02E7G04 →

More questions in E7G

E7G01What is the typical output impedance of an op-amp?E7G02What is the frequency response of the circuit in E7-3 if a capacitor is added across the feedback resistor?E7G04What is meant by the term “op-amp input offset voltage”?E7G05How can unwanted ringing and audio instability be prevented in an op-amp audio filter?E7G06What is the gain-bandwidth of an operational amplifier?E7G07What voltage gain can be expected from the circuit in Figure E7-3 when R1 is 10 ohms and RF is 470 ohms?