Several pressure test are performed using a manometer. Which of the the tests below would be done while the main burner operates, downstream of the service regulator?
All of the liquid hydrocarbons have different relative densities. Which of the answers below correctly identifies the relative density of Methane?
A standing pilot is one of the types of pilots that are used in appliances. Which of the items below would be used to prove the existence of a standing pilot flame?
All matter exists in one of the 4 states. Which of the properties of matter would best define "liquids"?
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?
There are several hydrocarbons that are commonly seen in gasfitting. Which of the answers below is the chemical formula for methane?
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?
Local utility gas pressures are usually different than the transmission pressure. Which of the answers below correctly identifies the normal operating pressures of a low pressure system?
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.
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the manifold pressure would be?
All appliances are approved for a specific altitude. Which of the elevations below would best represent a "sea level" rating?
A charge that flows through a conductor is considered an electrical current. Which of the current flows below would best represent a positive to negative flow?
Appliance rating plates contain vital information for installation or servicing. Which of the numbers below corresponds to where the high altitude input rating would be?
When weighing different items for comparison, certain standards are needed. Which of the answers below correctly identifies the pressure standard used in these comparisons?
All appliances are approved for a specific altitude. Which of the elevations below would best represent a "high altitude" rating?
All of the liquid hydrocarbons have different relative densities. Which of the answers below correctly identifies the relative density of Methane?
Pressure and velocity have an important connection with each other. If you increased the the velocity of the flow, what is the effect on it's pressure?
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."?
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?
All matter exists in one of the 4 states. Which of the properties of matter would best define "solids"?
There are several hydrocarbons that are commonly seen in gasfitting. Which of the answers below is the chemical formula for butane?
When weighing different items for comparison, certain standards are needed. Which of the answers below correctly identifies the temperature standard used in these comparisons?
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?
Understanding terms used to describe pressures is a vital to a gasfitter. Which of the terms below would be an expression of pressure?
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