The terms used for describing heat transfer are used frequently within the steamfitter trade. Which of the terms below would best be described as the total transfer of heat through the fabric of a building from inside to the outside?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A boiler which requires consistent flow of water to operate normally."?
Air can be trapped in a hot water heating system. Which of the air elimination devices below would be installed close to the boiler on the supply line?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A device for measuring relatively high temperatures."?
There are a variety of codes that are associated with boilers. Which of the answers below correctly identifies the definition of a "code" with respect to boilers?
Understanding the way certain boilers operate and the limitations of those boilers is key. Which of the boiler types below would be considered a high mass boiler?
It is important to know the materials that a boiler is made from. Which of the boiler types below is a steady flow of liquid crucial for its operation?
There are a wide variety of terms that are associated with boilers. Which of the answers below is the correct valve style to be used in a PRV?
There are a wide variety of terms that are associated with boilers. Which of the valves below would be best used to control the flow of water in a hot water boiler?
The conversion from EDR to Btu.hr is an important skill to have. Which of the answers below is the equivalent of 4 EDR of water?
Heat emission units must be properly sized dependent of the system that it is going to be used with. Which of the piping systems below would the heat emission units be sized for the cooling load specificly?'s
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A vent that is located at the highest point in a hot water system."?
Heating boilers have three common ratings. Which of the answers below would best be described as "The amount of heat energy actually available to heat the water during steady state operation."?
A tube bender has several parts that the user needs to be familiar with. Which of the answers below is best described as "The area that the tube to be bent is placed."?
There are a wide variety of terms that are associated with boilers. Which of the answers below would give accurate indication of vacuum or pressure in inches of water column?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "1 Btu is equal to how many joules?"
There are a variety of types and styles of boilers. Which one of the boiler types below would be used with a gravity heating system?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Two metals of different coefficients of expansion welded together so that it bends on heating."?
There are 4 different classifications of forced hot water heating systems. Which of the systems below would monoflow tees on the main?
Annealed copper, carbon steel and stainless steel are all materials that can be used in heat tracing. Which of the cooper grades below is the lowest that can be used for heat tracing?
When sizing any heating system, several factors are taken into account. Which of the answers below correctly identifies the mathematical ratio for calculating the total equivalent length of a piping system?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A chemical process in which a substance reacts rapidly with oxygen and gives off heat ."?
There are a variety of codes that are associated with boilers. Which of the answers below correctly identifies the definition of a "code" with respect to boilers?
There are a variety of types and styles of boilers. Which one of the boiler types below would rely on the release of the latent heat of vapourization in it's operation?
Manual gate valves are a simple form of control. Which of systems below would commonly have one of these valves?
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