Technician A says that all battery connections should be tested for corrosion. Technician B says that battery cables should be checked for corrosion and replaced as needed. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
C
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To ensure that the rafters or joists do not interfere with installation of the plenums on a curb-mounted rooftop unit:
A) The roof joists or rafters are cut out where the curb is installed. B) The roof curb must be square with the roof joists or rafters. C) The roof curb must be installed diagonal to the roof joists or rafters. D) The plenums are fabricated in place with the roof joists or rafters passing through them.
What is tr used for?
What will be an ideal response?
The weight of a beam with a given dimension can be increased by adding thickness to the beam's _____
a. width and flanges b. depth and web c. web and flanges d. width and depth
Refrigerant entering the evaporator is approximately ____________________% liquid.
Fill in the blank(s) with the appropriate word(s).