In order to determine heat flow, one must know the amount of time and:

A) Air flow. B) British thermal units.
C) Atmospheric pressure. D) Substance weight.


B

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Materials can be separated into four general classes on the basis of their permeance. One class, vapor semi-permeable, means ____.

A. 0.1 perm or less B. greater than 0.1 perm and less than 1.0 perm C. greater than 1.0 perm and less than 10.0 perms D. greater than 10.0 perm

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SERCOS is ________

A) A low-cost communications single cable network with input and output devices with an embedded microprocessor for network communications B) A digital motion control network that interfaces the motion control module in the PLC with the servo motor drive through a fiber optic cable C) An open network standard that uses the producer/consumer network model to efficiently exchange time-critical application information in control systems D) An open industrial networking standard that takes advantage of commercial off-the-shelf Ethernet hardware

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The architect/engineer requires that shop drawings be submitted before _____.