Which of the following is listed in the text as a factor that keeps pushing the limits of existing codes?
A) Ecosystem concerns B) Increases in materials cost
C) Advancements in building science D) Global climate change
C
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What size RNC is needed to accommodate the conductors?
You have a Rigid PVC conduit (RNC), schedule 80, that is required to hold the following conductors; six -18AWG TFN, ten -18AWG XFF and four -16AWG XF.
A pareto chart is
a. used to indicate relationships between two variables or pairs of data. b. a French quality system. c. a herring bone diagram. d. a simple bar graph with classifications along the horizontal and vertical axis.
Most laser drilling operations use a ____ laser.
A. solid state B. YAG C. gas D. synthetic ruby
____ amplifiers are very high-gain amplifiers used to amplify both AC and DC signals.
A. Operational B. RF C. IF D. Video