Hamad Operational Amplifier 17/06/2021 A. 1225 B. 10,000 C. 80 dB D. answers (A) and (B) Related Mcqs: The tail current in a differential amplifier equals ______________?A. difference between two emitter currents B. sum of two emitter currents C. collector current divided by current gain D. collector voltage divided by collector resistance... A voltage follower _____________?A. has a voltage gain of 1 B. is noninverting C. has no feedback resistor D. has all of these... If the feedback resistor in Q15 (above question) is open, the voltage gain ____________?A. increases B. decreases C. is not affected D. depends on Ri... A certain noninverting amplifier has Ri of 1 kO and Rf of 100 kO. The closed-loop voltage gain is_____________?A. 100,000 B. 1000 C. 101 D. 100... The Op-amp can amplify______________?A. a.c. signals only B. d.c. signals only C. both a.c. and d.c. signals D. neither d.c. nor a.c. signals...
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