Most concrete used in construction is ____ concrete delivered to the job in a large truck.
a.precast
b.prefabricated
c.ready-mixed
d.cast-and-pour
ANS: C
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A highway entrance ramp rises 48.00 feet in a horizontal distance of 210.0 feet. What is the measurement of the angle that the ramp makes with the horizontal rounded to the nearest second?
Fill in the blank(s) with the appropriate word(s).
The process where a solid changes directly to a vapor without becoming a liquid first is called ____________________.
Fill in the blank(s) with the appropriate word(s).
Taps may break when tapping:
A) If the chips clog the flutes B) If the holes are drilled too deep C) Because the tap drill was too large D) If the tap used is too sharp
Which of the following is correct?
A) Naturally aspirated engines have more compression than forced induction engines. B) Naturally aspirated engines use atmospheric pressure to force air into the combustion chamber. C) Naturally aspirated engines require higher octane fuel. D) Increasing air pressure also increases its density.