Explain why the third quadrant was adopted for project in the United States and Canada.
What will be an ideal response?
The third quadrant was adopted in the United States and Canada because the projected views of an object occupy a natural position. Drawings produced by such standards of projection are comparatively easy to interpret. Each view is projected so the object is represented as it is seen.
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Manual calculations for sizing sprinkler piping are done under which of the following circumstances? Select all that apply.
A) When accuracy must be assured. B) Small systems. C) Preliminary design.
? Identify and state the historical significance of Roger Taney.
What will be an ideal response?
The weld symbol in which a small circle is drawn with its center at the intersection of the leader line and the reference line means ____.
A. it is a field weld B. it is a plug and slot weld C. to weld all around D. to spot weld E. none of the above
A stack 22 feet high above a test plug is filled with water. Determine the PSI on the test plug.
Fill in the blank(s) with the appropriate word(s).