The greatest difficulty with the ____ joint is that the filler metal can stick to the base metal's surface if it accidentally comes in contact with it as it is being fed into the molten weld pool.
A. butt
B. square butt
C. edge
D. tee
Answer: D
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Hardwood comes from ____ trees that shed their leaves each year.
a.coniferous b.evergreen c.perennial d.deciduous
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Fill in the blank(s) with the appropriate word(s).
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The growing market for personal Books of Hours and Psalters was evidence of the
a. growing privatization or personalization of religion. b. rejection of expressions of personal piety in favor of organized religion. c. growing popularity of the Flagellants. d. desire of aristocrats to avoid practicing their religion with commoners.
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Lubricants are classified into several different categories which include: mineral, vegetable, and ________.
A. synthetic B. animal C. petroleum based D. All answers are correct
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