What is the magnitude of gain of an Op-Amp if it s feedback resistance – McqOptions

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1.	What is the magnitude of gain of an Op-Amp if it s feedback resistance is 20 ohm and its input resistance is 10 ohm (consider the input is in non-inverting terminal)?
A.	2
B.	3
C.	4
D.	1/2
Answer» C. 4

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