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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 =

    2. A.
    20000
    B.
    2000
    C.
    200
    D.
    20

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    Answer : Option A

    Explanation :

    .

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