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Author Question: Which of these amplifiers provides a high input resistance and a variable gain? A) open-loop amp ... (Read 73 times)

storky111

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on: Jul 28, 2018
Which of these amplifiers provides a high input resistance and a variable gain?
 
  A) open-loop amp B) non-inverting amp with a rheostat as Rf.
  C) voltage-follower amp D) inverting amp

Question 2

One characteristic of a voltage follower is its ________.
 
  A) large voltage gain B) high output impedance
  C) phase inversion D) non-inversion


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aprice35067

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

D


storky111

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Reply #2 on: Jul 28, 2018
TY


aprice35067

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Reply #3 on: Jul 28, 2018
You're welcome


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