For the op amp circuit in Fig. 11.41, Vs = 2?30° V. Find the average power absorbed by the 20-k? resistor.
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AC ____ use a current transformer to provide multiscale capability.
a. ohmmeters b. ammeters c. voltmeters d. multimeters
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Voltage is defined as the _____.
a. force that causes electrons to flow b. opposition to current flow c. basic unit in which current is measured d. current flowing through a conductor
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If a gas furnace consistently cycles off on the temperature limit switch, a likely cause is _____
a. a defective igniter b. a dirty air filter c. a defective inducer d. inadequate primary air
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When discussing the rotation of gears and shafts in a truck transmission, which of the following terms can be used to describe clockwise rotation?
A. forward B. right-hand C. left-hand D. both A and B
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