Before flanged ends are bolted together, they must first be _____
a. lubricated
b. aligned
c. torqued
d. polished
b
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Draw a flow control loop.
What will be an ideal response?
Manufacturer's troubleshooting charts typically ask:
A) Yes/no questions to determine the cause. B) The technician to replace parts in an established hierarchy. C) That the reader have at least a master's degree in mechanical engineering. D) Open-ended questions with no specific answer.
The controller in the ____ loop of a cascade system receives its set point signal from an external source.
A. primary B. secondary
Modular bridge-deck panels that have increased ability to resist the corrosive effects of weather and deicing
salts are made from _____. a. fiber-reinforced plastic b. air-entrained concrete c. recycled rubber d. polycarbonate-sheathed steel gratings