Extension lines are thin lines used to establish the extent of a dimension and begin with a .06 in. (1.5 mm) space from the object and extend to about .125 in. (3 mm) beyond the last dimension.
Answer the following statement true (T) or false (F)
True
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A bridge that consists of two independent beams that extend from opposite banks toward the center of the waterway is a _____.
a. suspension bridge b. cantilever bridge c. box girder bridge d. cable-stayed bridge
To test a grinding stone for cracks ____.
A. tap the stone in four places and listen for a ring B. visually inspect the stone C. shine a light under the stone D. wet the stone and look for bubbles
How are the indoor sections of mini-split heat pump systems normally installed?
A) The indoor section is installed in an attic or basement and ducted to the conditioned space. B) They are mounted in a window with the refrigerant lines running out the back. C) A large hole must be cut in an outside wall and extra framing added to support the unit. D) They are mounted on the ceiling or hung on a wall.
In a repair shop, the owner marks off repair stalls each 7 feet 1 1/2 inches wide. What is the total distance needed to make eight stalls? Express the answer in feet and inches.
A. 50 feet 3 inches B. 54 feet 5 1/2 inches C. 55 feet 9 3/4 inches D. 57 feet