An averaging amplifier has values of R1 = R2 = R3 = R4 = 10 k. ...

[jayhills49]

An averaging amplifier has values of R1 = R2 = R3 = R4 = 10 k. The value of Rf must be
 
  A) 10 k B) 40 k
  C) 2.5 k D) depends on the desired gain

Question 2

HIGH (or binary 1 ) in a digital system typically corresponds to ________.
 
  A) +10 V B) 0 V C) +5 V D) -5 V

[nickk12214]

Answer to Question 1

C

Answer to Question 2

C

[jayhills49]

Wow, this really help

[matt95]

Thanks for the timely response, appreciate it