What is a built-up steel section and where is it needed?
What will be an ideal response?
A built-up steel section comprises two or more standard steel sections welded (or bolted) together to form a complex-shape section. They are generally needed where standard sections will not work because of their cross-sectional profiles.
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____ of the hydrogen currently produced today is from natural gas.
a. 50% b. 65% c. 80% d. 95%
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Structure E is the
A) adrenal gland.
B) parathyroid gland.
C) ovary.
D) stomach.
E) pancreas.
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The most common defect in aluminum welds is:
A) Porosity B) Intergranular corrosion C) Martensite D) Cracking
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Discuss important factors to consider before choosing a location for a new
business.
What will be an ideal response?
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