Ideally, when should air be eliminated in a closed-loop, fluid-filled circuit?
A. ?before startup
B. ?shortly after startup
C. ?at regular intervals during the life of the system
D. ?never
Answer: B
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What type of boiler is most commonly used in the process industries?
A. Water tube B. Waste heat C. Fire tube D. Steam tube
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In metal fabrication, the layout step is the process of drawing lines on the raw metal stock according to the parts drawings and ____________________.
Fill in the blank(s) with the appropriate word(s).
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Every 0.001" of bolt relaxation will cause a loss of about 30,000 psi of clamping force.
Answer the following statement true (T) or false (F)
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What is the difference between PSI and PSR?
What will be an ideal response?
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