The best knot to use when two ropes must be joined for use as a tagline is the _____.
a. clove hitch
b. half hitch
c. short splice
d. bowline
c. short splice
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The yellow diamond on the NFPA warning diamond indicates a(n) _____.
a. flammability hazard b. health hazard c. instability hazard d. special hazard
The cable that is used for services, feeders, and branch circuits is _____.
a. Type FCC b. Type MC c. Type FC d. Type NM
The estimated cost for a multitube cyclone system with a capacity of 60,000 cubic feet per minute is $450,000. (a) If the $200,000 actual cost for a 35,000 cubic feet per minute system was used in the cost-capacity equation, what was the value of the exponent? (b) What can be concluded about the economy of scale of the costs between the two systems?
What will be an ideal response?
Natural gas will float on air. What does this tell us about its properties?
A) It has a lower specific gravity than air. B) It has a higher density than air. C) It has a higher specific gravity than air. D) It has a lower volume than air.