Approximately how many tools are combined in a combination square? Describe each
What will be an ideal response?
There are about seven tools in a combination square. This square has two bubbles, one for leveling and
one for plumbing objects, a removable blade for a steel scale and depth gauge, an ordinary square for a
miter square, a scriber, and special heads that make the tool useful for finding the center of round
sects.
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Figure 14-2
The accompanying figure shows a rod operated float switch.
Answer the following statement true (T) or false (F)
What is the unit of measurement for loads on a linear building element, such as a beam, in the U.S. System of units?
What will be an ideal response?
Operating a hermetic compressor in a vacuum:
A) Can cause a dangerous increase in the discharge pressure. B) Is the most efficient operation because of the reduced pressure on the compressor mechanism. C) Can cause the motor to arc out because of the change in electrical resistance. D) Can cause a dangerous increase in the motor current draw.
Mixed format: 
(with a space between the whole number and the numerator)Fraction format: 
Reduce all fractions. Find the distance (A) for the bend of electrical conduit that is passing under the girder shown in the figure.
Fill in the blank(s) with the appropriate word(s).