A non inverting closed loop op amp circuit generally has a gain factor A. Less than one B. Greater than one C. Of zero D. Equal to one View Answer B. Greater than one
How many op-amps are required to implement this equation op-amps ? Operational Amplifier Circuits MCQs
If ground is applied to the (+) terminal of an inverting op-amp, the (–) terminal will ? Operational Amplifier Circuits MCQs
For an op-amp having differential gain Av and common-mode gain Ac the CMRR is given by ? Operational Amplifier Circuits MCQs
An OPAMP has a slew rate of 5 V/μ S .The largest sine wave O/P voltage possible at a frequency of 1 MHZ is ? Operational Amplifier Circuits MCQs
A 741-Type OP-AMP has a gain-bandwith product of 1MHz. A non-inverting amplifier using this opamp & having a voltage gain of 20db will exhibit -3db bandwidth of ? Operational Amplifier Circuits MCQs
A differential amplifier is invariably used in the i/p stage of all op-amps. This is done basically to provide the op-amps with a very high ? Operational Amplifier Circuits MCQs
The closed-loop voltage gain of an inverting amplifier equal to ? Operational Amplifier Circuits MCQs
Calculate the cutoff frequency of a first-order low-pass filter for R1 = 2.5kΩ and C1 = 0.05μF ? Operational Amplifier Circuits MCQs
An opamp has a slew rate of 5V/ S. the largest sine wave o/p voltage possible at a frequency of 1MHz is ? Operational Amplifier Circuits MCQs
The approximate input impedance of the opamp circuit which has Ri=10k, Rf=100k, RL=10k ? Operational Amplifier Circuits MCQs
Assume that the op-amp of the fig. is ideal. If Vi is a triangular wave, then V0 will be ? Operational Amplifier Circuits MCQs
A differential amplifier has a differential gain of 20,000. CMMR=80dB. The common mode gain is given by ? Operational Amplifier Circuits MCQs
Which of the following amplifier is used in a digital to analog converter ? Operational Amplifier Circuits MCQs
An amplifier using an opamp with slew rate SR=1v/sec has a gain of 40db. If this amplifier has to faithfully amplify sinusoidal signals from dc to 20KHz without introducing any slew-rate induced distortion, then the input signal level exceed ? Operational Amplifier Circuits MCQs
