Prior to leak testing, and after the fitting is finger-tight, compression fitting nuts should be initially tightened
_____.
A) one-quarter turn
B) one-half turn
C) one full turn
D) two full turns
Answer: C
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What type of weld is used if one pipe is small enough to fit snugly inside the other?
A) Glue weld B) Butt weld C) Brazed weld D) Socket weld
What is the yield stress of grade 60 reinforcing steel? Of A-36 structural steel?
What will be an ideal response?
To check for main bearing bore alignment, Clevite suggests using _____.
A. antiseize compound B. Prussian blue C. antimony yellow D. 518 red
Answer the following statement(s) true (T) or false (F)
1. Something that weighs one pound and has a footprint of one square inch will exert two pounds per square inch of pressure on whatever it sits on. 2. Metal distributes stresses, like weight or bolt plate pressures, pretty evenly across itself. 3. In AFC systems, the anode reaction is 4H2 + 2OH- ? 4H2O 1 4e. 4. Parasitic losses can run up to 20% of rated output. 5. Potential is measured as follows: volts equal amps times resistance (V = IR).