When copper is being brazed to steel _____
a. the technique is identical to brazing copper to copper
b. more heat is applied to the steel fitting
c. a filler metal with a high phosphorus content is best
d. a filler metal with a high silver content is used
d
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The ampacity of an extra-hard usage 12 AWG cord with an insulation rating of 90°C is _____.
a. 32A b. 35A c. 41A d. 47A
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A ____ is a bearing surface that is cast onto a column or wall panel as a secondary pour that supports beams or roof members after erection.
A. haunch B. flank C. verge D. margin
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The exterior elevation should show everything that can be seen on the finished outside wall.
Answer the following statement true (T) or false (F)
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The plasma arc welding process is most like:
A) SMAW B) FCAW C) GTAW D) GMAW
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