What is the possible consequence of cutting through a bonded roof to install a vent pipe?
A) Cutting through bonded roofing is safe because the roof is insured
B) The vent will not vent correctly when passing through a bonded roof
C) The HVACR contractor could ultimately be liable for any water damage resulting from leaks
D) An electrical short between the vent pipe and the bond on the roof
C
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Choose one of the National Academy of Engineering’s Grand Challenges found in Section 3.6 and write a one-page paper on how you as an engineer could be involved in helping to solve this challenge.
What will be an ideal response?
The lightweight blanket _____
A) increases yields on plants B) protects against insects C) protects against viral disease spread by aphids D) all of the above
The proper order in which to perform a four-wheel alignment is ________
A) Rear camber, front camber, caster, front toe, rear toe B) Front camber, caster toe, rear camber, then rear toe C) Front toe, camber, front caster, rear camber, then rear caster D) Rear camber and toe, front camber, caster, then front toe
Amperage is used to define the amount of electrical current flow that is occurring at a particular point.
Answer the following statement true (T) or false (F)