The non-inverting closed loop configuration features a high resistance. Therefore in many cases unity gain follower called buffer amplifier is often used to(a) Connect a high resistance source to high resistance load(b) Connect low resistance source to low resistance load(c) Connect low resistance source to a high resistancesource(d) Connect high resistance source to a low resistance loadThe question was posed to me during an online exam.My question comes from The Inverting Configuration in chapter Operational Amplifiers of Electronic Devices & Circuits

The non-inverting closed loop configuration features a high resistance

1.	The non-inverting closed loop configuration features a high resistance. Therefore in many cases unity gain follower called buffer amplifier is often used to(a) Connect a high resistance source to high resistance load(b) Connect low resistance source to low resistance load(c) Connect low resistance source to a high resistancesource(d) Connect high resistance source to a low resistance loadThe question was posed to me during an online exam.My question comes from The Inverting Configuration in chapter Operational Amplifiers of Electronic Devices & Circuits
Answer» Right answer is (d) Connect high RESISTANCE SOURCE to a low resistance load The BEST explanation: BUFFER AMPLIFIERS are required to connect a high resistance load to a low input resistance output.

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