What is the purpose of the gas burner venturi?
A) The venturi ensures that only gas enters inside the burner while air is directed into the combustion area.
B) The venturi ensures that the proper amount of gas flows into the burner.
C) The venturi mixes the gas and primary air by making them swirl as they pass through.
D) The venturi makes the flames swirl inside the combustion chamber to increase contact with the heat exchanger and boost efficiency.
C
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Las cargas de muros grandes pueden distribuirse equitativa- mente en cabezales de pilo- tes, ataguías o zapatas ensanchadas con el uso de _____.
a. viguetas de cimentación b. cimientos flotantes c. alfombrilla de cimientos d. armadura
Female ferrets are generally about twice the size of male ferrets
Indicate whether the statement is true or false
There are over 300 million small air-cooled engines in use in the United States
Indicate whether the statement is true or false
Technician A says oily residue on hoses, components, or fittings indicates an area where refrigerant may be leaking. Technician B says damaged condenser fins may cause inefficient air conditioning operation at all blower speeds. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician