For a welder qualification test, plate thicker than 3/8" (1.6 to 10 mm) thick requires _____
a. a face bend and a root bend
b. two side bends
c. two side bends and two root bends
d. two face bends and two root bends
b
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The common piece of electrical equipment that electricians use to insert into any knockout opening that is open and not used is called a _________________________.
Fill in the blank(s) with the appropriate word(s).
Which of the following can be used to keep a file from pinning?
A) Cutting oil B) A thin coat of bluing C) Chalk D) Vegetable oil
Vortex vanes on an electric centrifugal chiller ____________________
A. provide a way to coast the compressor wheel to a stop B. prevent compressor surging C. help control compressor capacity D. separate out non-condensable gasses
Explain how an adaptive defrost cycle operates
What will be an ideal response?