"In piping systems that use _________, unwanted circulation is a major problem." Which of the answers below best fills in the blank?
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?
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?
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?
Heat loss calculation is a vital component of an effective heating system. Which of the heat loss steps below would be based on height of a room be a component of?
Heat loss calculation is a vital component of an effective heating system. Which of the answers below would the "chimney effect" be a consideration of?
Equipment and piping are effected by the waters pH that it is moving. Which of the pH ranges below is the most acidic?
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?
Expansion movement is piping systems can be controlled in several ways. Which answer below correctly identifies the "Flex leg" in this Z bend diagram?
Heat loss calculation is a vital component of an effective heating system. Which of the answers below would mechanical ventilation be a consideration of?
There are two units that are used to measure heat energy. Which of the answers below can be best defined as "The amount of energy required to raise 1 kg of substance by 1°C."?
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?
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?
Conduction is one of the 3 ways to transfer heat. Which of the answers below correctly identifies the material that best use conduction for heat transfer?
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?
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 bicarbonate minerals ."?
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?
Water does not expand and contract as other liquids do. Which of the answers below is the temperature that water is the most dense?
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."?
As a steamfitter, understanding how heat energy is transferred is vital. Which of the answers below can be best described as "Different densities within gases with the addition of heat energy."?
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?
There are several different ways expansion and contraction are handled in a piping system. Which one of the methods below would have drain points installed?
Several restrictions separate heating boilers from power boilers. Which of the pressures below would apply to a low-pressure steam boiler system?
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?
Convection is one of the 3 ways to transfer heat. Which of the answers below correctly identifies the state(s) of matter that use convection?
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