Electron theory has many parts that define what electricity is. Which of the answers below is best described as "The smallest particle of a substance that has all of the physical and chemical properties of that substance."?
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.."?
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?
All appliances are approved for a specific altitude. Which of the elevations below would best represent a "sea level" rating?
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 several different pieces of electrical testing equipment. Which of the answers below is best described as "A meter that measures the electrical resistance of a circuit."?
There are several hydrocarbons that are commonly seen in gasfitting. Which of the answers below is the chemical formula for iso-butane?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the manufacturers name would be?
Pilot burners are classified by their ignition sequence. Which of the pilots below would be similar to a continuous pilot, but using a smaller flame?
Certified equipment all has a rating plate attached to them. Which of the answers below is considered optional information on a rating plate?
Local utility gas pressures are usually different than the transmission pressure. Which of the answers below correctly identifies the normal operating pressures of a high pressure system?
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?
A thermocouple energizes a power unit, either open or closed. Which of the items below would a thermocouple hold closed while energized?
Magnetic fields are inherently created around conductors when electricity passes through it. Which of the answers below directly effects the strength of a magnetic field?
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?
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 type of gas used would be?
There are several basic designs for pilot burners. Which of the designs below would be the pilot most frequently used in the gas industry?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the approval agency would be?
All of the liquid hydrocarbons have different relative densities. Which of the answers below correctly identifies the relative density of Methane?
Pilot burners are classified by their ignition sequence. Which of the pilots below would turn off when the main burner is fired?
Pressure and velocity have an important connection with each other. Which of the concepts below outlines this association?
All appliances are approved for a specific altitude. Which of the elevations below would best represent a "sea level" rating?
All of the vapour hydrocarbons have different relative densities. Which of the answers below correctly identifies the relative density of Propane?
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