Fans are used in a water tube boiler system to:
a. cool the burners
b. control oxygen flow rate
c. distribute heat
d. blow hot gases out the stack
Answer: B
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What does interlocking do?
What will be an ideal response?
Technician A says that some networks contain terminators located at both ends of the network. Technician B says terminators are usually positioned inside some of the network computers. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Determine the reactions at supports A, C, and E.
Fossil fuel energy use associated with range livestock production is:
A) lower than for livestock fed harvested feeds under confined conditions. B) higher than for livestock fed harvested feeds under confined conditions. C) is about the same as for livestock fed harvested feeds under confined conditions. D) research is lacking that answers this question.