The fitting at the end of a round duct that connects the duct to the floor register is called a(n) ____.
A. end boot
B. reducer
C. take off
D. stack head
Answer: A
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What are two basic methods of achieving variable frequency?
What will be an ideal response?
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An ____________ emission system stores vapors from the fuel tank in a charcoal canister until certain engine operating conditions are present.
Fill in the blank(s) with the appropriate word(s).
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Soil is most rich in oxygen near the ____________________
Fill in the blank(s) with the appropriate word(s).
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A heated Zirconia oxygen sensor will have how many wires?
A) 2 B) 4 C) 3 D) Either B or C
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