Incomplete fusion can be detected by ____.
A. an x-ray
B. a root bend test
C. visual inspection
D. cutting a cross-section of the weld
Answer: B
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A magnesium alloy contains the following volumes of each element: 341.2 cubic decimeters of magnesium, 30.96 cubic decimeters of aluminum, 488.0 cubic centimeters of manganese, and 672.0 cubic centimeters of zinc. Find the percent composition by volume of aluminum. Round the answer to the nearest hundredth percent.
Fill in the blank(s) with the appropriate word(s).
Which of the following is the cold rolling process not used for?
A. to provide a smooth, clean surface B. to insure dimensional accuracy C. to increase tensile strength D. to provide consistent grain structure E. none of the above
The 2012 edition of the International Green Construction Code applies only to residential structures.
Answer the following statement true (T) or false (F)
A parabola is:
A. half of an ellipse B. half of a circle C. half of a triangle D. half of a hyperbola