A boot in a duct system is used ____.
A. at the plenum
B. between the trunk duct and the branch duct
C. between the branch duct and the register
D. to eliminate vibration between the unit and the duct
Answer: C
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____________________-temperature refrigeration produces temperatures below the freezing point of water.
Fill in the blank(s) with the appropriate word(s).
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In most reach-in coolers the evaporator fan and condenser fans are three-phase motors
Indicate whether the statement is true or false
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Stated that land in the Northwest should be sold off and the funds received should be used to pay off national debt.
What will be an ideal response?
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This is the tightest possible fit between two mating parts.
A. Maximum material condition B. Interference C. Allowance D. none of the above
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