A mechanical seal that is actually two seals, with one inner seal designed to handle full system pressure, and
one outer seal that serves as a backup if the inner seal fails, is known as a _____ seal.
a. single inside
b. face-to-face
c. back-to-back
d. tandem
d
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The load ____ is the route that is used to transfer the roof loads into the walls, then into the floor, and then to the foundation.
A. method B. point C. path D. member
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____________________ pliers have grooves cut into the jaws to provide positive gripping when removing or installing wire hose clamps.
Fill in the blank(s) with the appropriate word(s).
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Arcs are dimensioned with:
a. diameter ΓΈ b. radius (R) c. length (L) d. circumference (C)
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Pocket doors are commonly used when space for a door swing is limited, as in a small room.
Answer the following statement true (T) or false (F)
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