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electronics operational amplifiers
1. If a noninverting amplifier has an RIN of 1000 ohms and an RFB of 2.5 kilohms, what is the RIN voltage when 1.42 mV is applied to the correct input?
(A): 0.56 mV
(B): 1.42 mV
(C): 3.5 mV
(D): ground
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