In any Heating or cooling system, various valves are used. Which of the valves below would a room thermostat control?
There are a wide variety of terms that are associated with boilers. Which of the answers below is best described as "First supplied, first returned."?
One of the categories of pumps is the positive displacement pump. Which of the pumps below works with this principle?
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Variable displacement pumps come in 4 different types. Which of the types below would most commonly be employed for large volume water flows?
The terms used for describing heat transfer are used frequently within the steamfitter trade. Which of the terms below would best be described as no change in temperature, but a change in state when heat is applied to a material?
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 a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Equal to the evaporation 15.6 kg of fresh water at 100 °C in one hour."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A boiler that uses radiation to heat its water."?
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?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The delivery of fuel to a burner expressed as units of 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?
Boilers have several distinct ways that they are rated. Which of the answers below can best be defined as "A factor applied to the gross output that allows for piping losses."?
When the discussion of pump sizing is had, there are several terms that you must be familiar with. Which of the terms below would best be described as "The pressure that a liquid produces when it turns to a gas a specific temperature."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "Equal to 1000 Btu/hr."?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "A switch the monitors water level by completing or breaking an electrical circuit?
There are 4 different classifications of forced hot water heating systems. Which of the systems below would monoflow tees on the main?
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 quantity of heat energy expected to be introduced to a particular space to retain the temperature within the desired range?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "a type of chimney through which combustion product gases called flue gases are exhausted to the outside air."?
One of the categories of pumps is the positive displacement pump. Which of the pumps below works with this principle?
Boilers have several distinct ways that they are rated. Which of the answers below can best be defined as "The remainder of the heat after losses in the chimney and through the jacket."?
The terms used for describing heat transfer are used frequently within the steamfitter trade. Which of the terms below would best be described as a low thermal conductivity material?
There are many problems that arise when dealing with boilers. Which of the answers below can best be described as "A continual discharge from the relief valve of the boiler."?
Tempered water must be supplied to the boiler on a consonant basis. Which of the valves below would best fulfil this requirement?
There are a wide variety of terms that are associated with boilers. Which of the terms below is best defined as "The highest gage pressure permissible for boiler to operate."?
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