A difference amplifier using op-amp has closed loop gain = 50. If inpu – McqOptions

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1.	A difference amplifier using op-amp has closed loop gain = 50. If input is 2 V to each of inverting and non-inverting terminals, output is 5 mA. Then CMRR =
A.	20000
B.	2000
C.	200
D.	20
Answer» B. 2000

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