Newly placed conventional concrete must typically be kept moist for _____.
a. 12 hours
b. 1 to 2 days
c. 2 to 4 days
d. 5 to 7 days
d. 5 to 7 days
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One common use for the normally open set of contacts on an overload relay is to provide an input signal to a programmable logic controller (PLC).
Answer the following statement true (T) or false (F)
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Insulation fitted to pipe with a single miter cut are called _____.
a. stove-pipe miters b. small pipe miters c. heel-and-throat cuts d. insulation bevels
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____________________ or internal combustion engines tend to increase efficiency (producing more power per unit of fuel consumed) as their operating temperatures increase until some upper limit is reached.
Fill in the blank(s) with the appropriate word(s).
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Explain the Count Up Enable Bit (CU).
What will be an ideal response?
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