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The gain of differential amplifier with one op-amp is same as that of

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in Linear Integrated Circuits by (38.2k points)
The gain of differential amplifier with one op-amp is same as that of

(a) The inverting amplifier

(b) The non-inverting amplifier

(c) Both inverting and non-inverting amplifier

(d) None of the mentioned

This question was posed to me in homework.

My question is based upon Differential Amplifiers with Multiple Op-Amp topic in portion Operational Amplifier Characteristics of Linear Integrated Circuits

1 Answer

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by (39.8k points)
The correct choice is (a) The inverting amplifier

To put it plainly: The gain of differential amplifier is given as AD= -(RF /R1), which is equivalent to the output voltage obtained from the inverting amplifier.

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