When dealing with construction joints, care must be taken to ensure _____
a. they are not too close together
b. a good bond between layers
c. reinforcement is properly installed
d. mating surfaces are smooth
b
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If the metal has a uniform structural shape throughout its length, a reduced length can be shown by means of a conventional ____________________ symbol.
Fill in the blank(s) with the appropriate word(s).
_________________ gears are used to obtain large speed reductions between nonintersecting shafts placed at 90-degree angles to one another.
a. Spur b. Worm c. Helical d. Bevel
What is the specific gravity at 15 degrees Celsius of a diesel fuel with an API gravity of 37 degrees?
A. 0.8398 B. 0.8137 C. 0.7988 D. 0.7890
Richard Nixon's Southern strategy included the policy of
A. completely overhauling the welfare system. B. ending the Vietnam War. C. moving nearly all military bases to the southern states. D. appointing only southerners to the Supreme Court. E. soft-pedaling civil rights and opposing school busing to achieve racial balance.