Three forms of energy used in the heating and air conditioning include:
A) Electrical, magnetic, mechanical. B) Saturation, subcooling, superheat.
C) Preheat, setpoint, postheat. D) Solid, liquid, and gas.
A
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Which vehicles must have low air pressure warning signals
a. Those built after 2010 must have low air pressure warning signals b. Those built after 2005 must have low air pressure warning signals c. All vehicles with air brakes currently in operation must have low air pressure warning signals d. Warning signals are optional
Estimates are made to determine the probable costs of a proposed construction project and to _____.
a. schedule equipment maintenance b. determine a budget for the owner c. predict the accuracy of a target deadline d. finalize system requirements
What component is secured to one side of the stringer below the cut notches to add strength and rigidity?
a. Skirtboard b. Guard c. Strongback d. Gooseneck
Radon is a chemically inert gas that emanates from certain soils and builds up in confined spaces such as the basements of buildings
Indicate whether the statement is true or false