# Operational Amplifier Fundamentals – 78

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78. An op-amp has an open-loop gain of 75,000 and a cutoff frequency of 100 Hz. At 1 kHz the open-loop gain is down by ________.

(a) 10 dB.
(b) 6 dB.
(c) 20 dB.
(d) 3 dB.

Explanation
Explanation : No answer description available for this question. Let us discuss.
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