The valve stem provides a link between the handwheel and the _____.
a. bonnet
b. gate
c. body
d. packing
b. gate
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____ is the forward or rearward tilt of the spindle support arm.
A. Scuff B. Camber C. Cradle D. Caster
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Calculate the paint thickness if 2 gallons of paint covers a wall 10 feet high by 30 feet long. Use appropriate units.
What will be an ideal response?
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During HFC-134a refrigerant recovery, when gauge readings indicate pressure in an A/C system after a 5 minute pause since the system was drawn into a vacuum, you should:
A. Repeat the recovery process B. Wait overnight, then add refrigerant C. Flush the system with ester oil D. Vent the remaining refrigerant
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It is estimated that heating and cooling equipment use up to ________ of total energy consumption
A) 30% B) 50% C) 40% D) 60%
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