A special type of concrete for use in high-temperature applications is _____
a. no-fines concrete
b. self-consolidating concrete
c. refractory concrete
d. high-performance concrete
c
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Tracking a set of drawings from the design through to the project planning phase ensures that the documents are all of the following except _____.
a. online b. correct c. current d. accessible
On the engineers scale each inch is divided into _____ equal parts.
Fill in the blank(s) with the appropriate word(s).
What precaution should be taken whenever leak testing a low pressure chiller?
What will be an ideal response?
A compressor speed (belt lock) sensor is used by the HVAC ECM to _________________________
A) Prevent a locked-up compressor from destroying the engine drive belt B) Determine if the compressor is running by comparing the compressor and engine speed signals C) Vary the displacement of the compressor based on compressor speed D) Both A and B