A cooling tower in which air flow is produced by natural convection due to the density difference between the heated air in the tower and the cooler outside air is called:
A) An induced draft tower. B) A mechanical draft tower.
C) A draft-free tower. D) An atmospheric draft tower.
D
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Type A soil includes soil types such as _____.
a. crushed rock, silt, sandy loam, and unstable rock b. gravel, loamy soil, sand, and submerged soil c. clay, silty clay, sandy clay, and clay loam d. natural solid mineral matter that can be excavated with vertical sides and remain intact while exposed
The standard shear resisting method used for walls is to apply structural sheathing such as ____________, nailed to the studs and plates in a prescribed manner.
A. Wood B. Plywood C. steel D. iron
A three-phase two-pole motor contains ____ actual poles.
A. two B. three C. four D. six
Find the projection p of the vector 
What will be an ideal response?