Materials all resist current flow to one degree or another. Which of the answers below best describes a material with a high resistance to current flow?
All appliances are approved for a specific altitude. The most common approved altitude for an appliance in Alberta would be the "high altitude" rating.
Pressure and velocity have an important connection with each other. If you increased the pressure of the flow, what is the effect on it's pressure?
To insure the required ignition of the main burner, a pilot is used. Which of the pilots below would be comprised of main burner, a gas valve to supply the burner, and a thermocouple.
All matter exists in one of the 4 states. Which of the properties of matter would best define "gases"?
A thermocouple energizes a power unit, either open or closed. Which of the items below would a thermocouple hold open while energized?
Electron theory has many parts that define what electricity is. Which of the answers below is best described as "That which occupies space and possesses mass."?
Which of the terms below would best be described as "A force resisting the motion of solid surfaces, fluid layers, and material elements sliding past each other."?
There are three components that combined create electricity. Which of those components is measures in 'ohms."?
Certified equipment all has a rating plate attached to them. Which of the answers below is considered optional information on a rating plate?
A thermopile energizes a power unit, either open or closed. Which of the items below would a thermopile hold closed while energized?
Products are removed from natural gas in various stages. Which of the answers below correctly identifies the order of the stages in this process?
All matter exists in one of the 4 states. Which of the properties of matter would best define "liquids"?
Pilot burners are classified by their ignition sequence. Which of the pilots below would only activate when there was a call for main burner ignition?
Which of the terms below would best be described as "The motion of a gas subjected to unbalanced pressures."?
All of the liquid hydrocarbons have different relative densities. Which of the answers below correctly identifies the relative density of Methane?
There are three distinct parts to electricity. Which of the answers below is best described as "A measurement an amount of electric charge in motion"?
When weighing different items for comparison, certain standards are needed. Which of the answers below correctly identifies the temperature standard used in these comparisons?
There are certain restrictions on any appliance installed over 4500 feet. Which of the answers below correctly identifies the percentage of de-rating for each 1000 feet above 4500?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the serial number would be?
To help in the performance and longevity of a thermocouple, the pilot flame must be positioned correctly. Which of the measurements below correctly identifies the impingement of the pilot flame?
Understanding terms used to describe pressures is a vital to a gasfitter. Which of the terms below can best be described as "A force in an area pushed against the earths surface by the air above it."?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the approval agency would be?
There are several different pieces of electrical testing equipment. Which of the answers below is best described as "A meter that measures the electrical potential difference between two points in an electric circuit."?
To help in the performance and longevity of a thermopile, the pilot flame must be positioned correctly. Which of the measurements below correctly identifies the impingement of the pilot flame?
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