All appliances are approved for a specific altitude. Which of the elevations below would best represent a "sea level" rating?
There are several basic designs for pilot burners. Which of the designs below would be the pilot would be found in residential appliances most frequently?
Standatas have several classifications associated with them. Which of those classifications would be considered as something that should be done?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the manifold pressure would be?
All of the liquid hydrocarbons have different relative densities. Which of the answers below correctly identifies the relative density of Methane?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the orifice size would be?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the approval agency would be?
A thermopile energizes a power unit, either open or closed. Which of the items below would a thermopile hold closed while energized?
A thermopile energizes a power unit, either open or closed. Which of the items below would a thermopile hold open while energized?
Pressure and velocity have an important connection with each other. Which of the concepts below outlines this association?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the electrical rating would be?
All matter exists in one of the 4 states. Which of the properties of matter would best define "solids"?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the manufacturers name would be?
Pressure and velocity have an important connection with each other. If you decreased the the pressure of the flow, what is the effect on it's velocity?
Which of the terms below would best be described as "The motion of a fluid subjected to unbalanced pressures."?
All appliances are approved for a specific altitude. Which of the elevations below would best represent a "high altitude" rating?
Products are removed from natural gas in various stages. Which of the answers below correctly identifies the order of the stages in this process?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the type of gas used would be?
Materials all resist current flow to one degree or another. Which of the answers below best describes a material with a low resistance to current flow?
Understanding terms used to describe pressures is a vital to a gasfitter. Which of the terms below would be an expression of pressure?
There are three distinct parts to electricity. Which of the answers below is best described as "The potential difference in charge between two points"?
There is a relationship between the 3 components of electricity. Which of the answers below describes this relationship as "An electrical current is proportional to voltage and inversely proportional to resistance.."?
Pressure and velocity have an important connection with each other. If you decreased the diameter of a pipe, what is the reaction of the flowing water within?
There are several hydrocarbons that are commonly seen in gasfitting. Which of the answers below is the chemical formula for butane?
The water that natural gas contains should be removed before it is transported from the wellhead. Which of the terms below is best described as " a process that uses a solid desiccant to remove the water vapor."?
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