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  1. A 741 type op-amp has a gain bandwidth product of 1 MHz. A non-inverting amplifier using this op-amp and having a voltage gain of 20 dB will exhibit a -3dB bandwidth of

    2. A.
    50 kHz
    B.
    100 kHz
    C.
    D.

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    Answer : Option B

    Explanation :

    As we know, Gain Bandwidth, Product = β x A

    106 = β x A

    20 log A = 20

    A = 10' 10

    β = 100 kHz.

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