In a bandpass filter using series resonance, the _____ of the circuit is low at the resonant frequency.
A. impedance
B. ohmic value
Answer: A
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While power tools are in use, persons required to wear safety glasses or goggles are _____.
a. only the operator b. all workers on the job c. workers in the tool vicinity d. everyone within 50 feet
What is the angle pull for a raceway in the vertical dimension where the trade size of the largest raceway is 4 and the sum of the other raceways in the same row on the same wall is 5?
A. 20 inches B. 29 inches C. 45 inches D. 47 inches
Two bulbs are connected to a 12 volt battery in parallel. Another bulb is added in parallel. Technician A says that the third bulb will be dimmer than the other two bulbs due to reduced current flow through the filament of the bulb. Technician B says that the amount of current flowing from the battery will decrease due to the extra load. Which technician is correct?
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Four resistors are connected in series across an 18 V source. Three resistors drop 0 V and one resistor drops 18 V. What's the trouble?
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