Exam (elaborations)
NCCER PLUMBING 2 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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NCCER PLUMBING 2 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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NCCER PLUMBING 2 QUESTIONS ANDANSWERS WITH SOLUTIONS 2024
The formula used to express the relationships among the sides of a right triangle is called the - ANSWER
Pythagorean theorem
In a formula, the symbol stand for - ANSWER Square root
Which of the following sets of dimensions does not describe a right triangle - ANSWER 24x32x48
To calculate the true offset, which of these formulas would you use - ANSWER True offset =
(rise2xroll2)
When calculating an offset using 45° elbows - ANSWER The rise and the run are equal
To calculate the travel when the offset is known, multiply the offset by - ANSWER The constant
If the two parallel sections of the pipe on either end of the offset are not in the same vertical or
horizontal plane, the installation is described as a - ANSWER Rolling offset
In a discussion of offsets, "run" is defined as - ANSWER The horizontal leg of the right triangle
To calculate a rolling offset, you can use a folding rule and a - ANSWER Framing square
When calculating the length of the pipe to be cut for an offset, - ANSWER Subtracting the fitting
allowance from the travel
A section shows a - ANSWER Hidden portion of the building
A small scale (such as the 1"=20') would most often be used for a - ANSWER Civil drawing
, To obtain needed dimensions when using an architectural drawing, a plumber should - ANSWER Use a
the scale provided on the drawing
Pages of HVAC/mechanical drawing are numbered as - ANSWER M-1,M-2, and so on
Which of the following would not be found on a plumbing drawing - ANSWER Dimensions
Once construction is underway, modifications to the plans are submitted as either - ANSWER Revisions
or change orders
To avoid confusion, all drawings submitted with an RFI must include a - ANSWER North arrow
To locate the plumbing entry points, you should refer to the - ANSWER Floor plan
Walls that run around the outside of a building are the - ANSWER Exterior walls
Which of the following would not be a skill needed by a plumber? - ANSWER Calculating structural loads
Plumbing plans may include the supply and DWV systems, shown in the form of - ANSWER Isometric
drawings
Approved submitted data Mumford each fixture must be obtained, before roughing-in, from - ANSWER
The Purchasing agent or project manager
Coordination drawings are usually prepared - ANSWER For commercial projects
Every change made during the building process will be reflected in the - ANSWER As-built drawing
Which of the following is not a feature of building information modeling? - ANSWER Predicting weather-
related delays
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