Electronics - Special-Purpose Op-Amp Circuits

Exercise :: Special-Purpose Op-Amp Circuits - Filling the Blanks

1. 

The basic instrumentation amplifier has ________ input(s).

A. 1
B. 2
C. capacitive
D. resistive

Answer: Option B

Explanation:

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2. 

A Schmitt trigger has _________.

A. no trigger points
B. one trigger point
C. two trigger points
D. three trigger points

Answer: Option D

Explanation:

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3. 

A Schmitt trigger is a comparator with _______.

A. modulation
B. a closed-loop gain less than one
C. hysteresis
D. a high threshold value

Answer: Option C

Explanation:

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4. 

The precision rectifier circuit is designed to _________.

A. rectify waveforms with very large voltage swings
B. rectify waveforms with very small voltage swings
C. rectify precision waveforms
D. amplify and rectify waveforms

Answer: Option B

Explanation:

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5. 

A(n) ________ amplifier is used if the application requires a high sensitivity to low-level signals and protection from high-voltage associated circuits.

A. basic instrumentation
B. operational transconductance
C. log/antilog amplifier
D. isolation

Answer: Option D

Explanation:

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