All appliances are approved for a specific altitude. Which of the elevations below would best represent a "high altitude" rating?
There are several different types of electrical circuits. Which of the answers below would be considered the simplest of all circuits?
Differential pressure has to be within certain allowable limits described in any gas code. Which of the pressures below would be used to calculate a differential pressure?
An orifice is integral to a pilot burners design. Which of the answers represents the number of different designs for pilot burners?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the sea level input rating would be?
The burner pilot is a component of an ignition system. Which of the answers below correctly identifies the number of categories that pilot burners are spilt into?
Local utility gas pressures are usually different than the transmission pressure. Which of the answers below correctly identifies the normal operating pressures of a intermediate pressure system?
Pilot burners are classified by their ignition sequence. Which of the pilots below would burn at all times, even if the main burner is fired?
Liquid petroleum gases are a special classification of hydrocarbons. Which of the answers below represents the boiling point of liquid propane?
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?
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."?
Liquid petroleum gases are a special classification of hydrocarbons. Which of the answers below represents the boiling point of liquid propane?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the electrical rating would be?
Understanding terms used to describe pressures is a vital to a gasfitter. Which of the terms below would be an expression of pressure?
Which of the terms below would best be described as "The motion of a fluid subjected to unbalanced pressures."?
A thermopile energizes a power unit, either open or closed. Which of the items below would a thermopile hold open while energized?
A thermocouple energizes a power unit, either open or closed. Which of the items below would a thermocouple hold closed while energized?
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."?
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?
Certified equipment all has a rating plate attached to them. Which of the answers below is considered optional information on a rating plate?
Several pressure test are performed using a manometer. Which of the the tests below would be done at the burner, while the main burners are operating?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the approval agency would be?
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?
Gas releases energy as is is consumed during combustion. Which of the answers below correctly identifies the amount of Btu released in a cubic foot of Methane gas?
There are three distinct parts to electricity. Which of the answers below is best described as "A measurement of materials reduction of electric current flow"?
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