Another name for an op-amp circuit used as a level detector is ____.
A. comparator
B. integrator
C. difference amplifier
D. summing amplifier
Answer: A
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La irritación de la piel que puede ocasionar la exposición al cemento se denomina _____.
a. escoriación por cal b. reacción puzolana c. dermatitis del cemento d. reacción al cemento
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Name three (3) types of fastening devices that can be used to mount an object to a hollow wall.
What will be an ideal response?
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General work clothing should ____.
A. be made of a synthetic fabric B. be loosely woven, and a light color C. be tightly woven and a dark color D. have deep pockets
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Most of the salmon consumed in the United States comes from ocean fishing or:
a. Spain c. Norway b. Canada d. Finland
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