Expansion and contraction is used in the operation of some temperature controls. Which of the answers below correctly identifies one of the controls that uses this principal?
Protons, neutron and electrons are all components of an atom. Which of the answers below correctly identifies the electrical charge of a electron?
As a steamfitter, understanding how heat energy is transferred is vital. Which of the answers below can be best described as "Different densities within liquids with the addition of heat energy."?
Expansion and contraction place different stresses on a piping system. Which ore of those forces below is best described as " the change in dimensional length of the piping from its free length in a direction parallel to its longitudinal axis."?
There are several different ways expansion and contraction are handled in a piping system. Which one of the methods below would contain a common connector joining two bellows?
There are several terms that are closely related to water. Which of the answers below can best be described as "caused by the presence of dissolved magnesium carbonate minerals ."?
Heat loss calculation is a vital component of an effective heating system. Which of the answers below would the pressure exerted by wind on the exterior of a structure be a component of?
Heat loss calculation is a vital component of an effective heating system. Which of the heat loss steps below would be based on length of a room be a component of?
The pH scale is used to find the concentration of hydrogen ions. Which of the answers below correctly identifies the pH level of water if the amount of OH⁻ ions increases?
Low temperature hot water boilers have several restrictions placed on them in ASME section IV. Which of the answers below correctly identifies the maximum pressure for a standard boiler?
Heat loss calculation is a vital component of an effective heating system. Which of the heat loss steps below would be based on width of a room be a component of?
Water does not expand and contract as other liquids do. Which of the answers below correctly identifies waters reaction to being cooled to ice?
Expansion movement is piping systems can be controlled in several ways. Which answer below correctly identifies the "Anchor" in this Z bend diagram?
Several restrictions separate heating boilers from power boilers. Which of the answers below would a low-pressure steam boiler system be rated in?
Several restrictions separate heating boilers from power boilers. Which of the temperatures below would apply to a low-pressure steam boiler system?
There are several different ways expansion and contraction are handled in a piping system. Which one of the methods below would best be suited for lines buried in unstable soil?
Heat loss calculation is a vital component of an effective heating system. Which of the heat loss steps below would outdoor design temperatures be a component of?
Fahrenheit and Celsius are two different scales that measure temperature. Which of the answers below correctly identifies the freezing point of water on the Fahrenheit scale?
There are two units that are used to measure heat energy. Which of the answers below can be best defined as "The quantity of heat required to raise the temperature of one pound of liquid water by 1 degree Fahrenheit."?
There are several terms that are closely related to water. Which of the answers below can best be described as "A measurement of the mineral content in a water sample that is irreversible by boiling."?
Water does not expand and contract as other liquids do. Which of the answers below identifies the expansion of water as it vapourizes to steam?
Equipment and piping are effected by the waters pH that it is moving. Which of the pH ranges below is the most neutral?
Equipment and piping are effected by the waters pH that it is moving. Which of the pH ranges below is the most acidic?
Fahrenheit and Celsius are two different scales that measure temperature. Which of the answers below correctly identifies the boiling point of water on the Fahrenheit scale?
Protons, neutrons, and electrons are all components of an atom. Which of the answers below correctly identifies the electrical charge of an atom with one extra electron?
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