Special-Purpose Op-Amp Circuits MCQs
Practice free Special-Purpose Op-Amp Circuits multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 16 questions — no login required.
Question 10easy
A(n) ________ amplifier is used if the application requires a high sensitivity to low-level signals and protection from high-voltage associated circuits.
Question 11easy
The gain of an OTA is the ratio of the output current to the input voltage, and is measured in _____________.
Question 12easy
An instrumentation amplifier has extremely high ________, good ________, and high ________.
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Question 13easy
The external resistor of a typical instrumentation amplifier is used to set the ________.
Question 14easy
If an operational transconductance amplifier (OTA) is used as an amplitude modulator, the voltage gain is varied by applying a _________ voltage to the ______ input.
Question 15easy
The ________ amplifier is ideal for amplitude modulation since its gain is current-controlled.
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Question 16easy
A voltage-to-current converter is used in applications where it's necessary to have an output load current that is controlled by _________.