: Feb 19 2020 |
: tryitout
Pipefitting Skills Assessment
Question
1 of 8
Which part of a full circle clamp provides the sealing against irregular surfaces?
clamp lugs
bolt shoulders
pliable metal band
resilient gasket
Question
2 of 8
What key items are critical to the proper operation of an orifice plate in a piping system? (select all that apply)
the proper size orifice plate is installed
the orifice plate is installed properly for direction of material flow
the orifice plate was aligned properly with flanges
all the above
Question
3 of 8
Why is it essential to know the type of fluid, and the pressure and temperature of a system being "hot tapped"? (Select all that apply)
exceeding the pressure rating of the drilling machine may result in serious injury or property damage
exceeding the temperature rating of the drilling machine may result in serious injury or property damage
the fluid contained in the piping system may require special precautions based on its hazard rating
all the above
Question
4 of 8
The Pythagorean Theorem states that the square of the hypotenuse is equal to
the difference of the squares of the other two sides (C² = A² - B²)
the sum of the squares of the other two sides (C² = A² + B²)
the difference of the other two sides (C² = A - B)
the sum of the other two sides (C² = A + B)
Question
5 of 8
"Squareness" is a term used in piping to indicate that one pipe or flange
forms a square
has the same external diameter as another
forms a 90 degree angle with another
is parallel to another
Question
6 of 8
When fabricating a two-piece 45 degrees turn with straight pipe, what angle is cut?
45 degrees
22.5 degrees
12.5 degrees
90 degrees
Question
7 of 8
After coolers are heat exchangers used in air compressors to
remove excess moisture before it reaches the pipelines
preheat the air in the various stages of compression
increase the percentage of water vapor in the air
cool the lubricating oil in the compressor
Question
8 of 8
A point where lines appear to meet in the distance is known as the
orthographic point
vanishing point
cutting plane
parallax
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