NATIONAL FUEL GAS CODE CH. 1-3 EXAM QUESTIONS AND ANSWERS 100% CORRECT!!!

Category 1 Vented Appliance - ANSWER negative pressure, non-condensing Category 2 Vented Appliance - ANSWER negative pressure, condensing Category 3 Vented Appliance - ANSWER positive pressure, non-condensing Category 4 Vented Appliance - ANSWER positive pressure, condensing Low Pressure Boiler - ANSWER generates steam not in excess of 15 psi or at a max temperature of 250 degrees BTU - ANSWER heat required to raise the temp of 1 pound of water 1 degree Burner - ANSWER A device for the final conveyance of gas, or a mixture of gas and air, to the combustion zone Type 1 clothes dryer - ANSWER family Type 2 clothes dryer - ANSWER Public Condensate - ANSWER The liquid that separates gas due to a reduction in temperature or increase in pressure Define a cubic foot of gas - ANSWER Amount of gas that would occupy 1 foot cubed when at a temperature of 60 degrees saturated with water vapor and under a pressure equivalent to that of 30 inches of water column Draft - ANSWER A pressure difference that causes gas or air to flow through a chimney, vent, flue, or appliance