In the given circuit, if Rf is reduced to 8 k, the circuit becomes t – McqOptions

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1.	In the given circuit, if Rf is reduced to 8 k, the circuit becomes the ______.
A.	digital-to-analog converter
B.	averaging amplifier
C.	scaling adder
D.	summing amplifier with gain greater than unity
Answer» C. scaling adder

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