Drives using IGBTs generally use ____ to rectify the AC voltage into DC.
a. SCRs
b. GTOs
c. diodes
d. thyristors
c. diodes
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If no tolerance is given on a print, it can be assumed that extremely accurate sizes must be calculated.
Answer the following statement true (T) or false (F)
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____ loads produce a sideways motion on a structure.
A. Vertical B. Uniform C. Structural D. Lateral
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OSHA’s _______________ standard remains the agency’s standard that results in the most numerous fines and penalties.
Fill in the blank(s) with the appropriate word(s).
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The location and levelness of concrete forms are established by using _____
a. azimuth stakes b. control centers c. elevation posts d. control points
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