4th Steam Practice Test

These questions are part of the practice quiz. Start practicing

• The steel boilers are rated by which organization?
• What device is used to reduce superheat of steam before it enters the system, protecting equipment?
• What type of water tub boiler has three drums?
• What is the advantage of HTHW heating over steam heating?
• Hybrid solar systems refer to a combination of which approaches?
• A cooling tower with a fan is called:
• What is the most common type of heat exchanger?
• Which systems are served by a typical HTHW generator?
• The outlets of medical gas terminal units are designed to prevent which hazard?
• Class One standpipes can be used by who?
• Which device is used to prevent negative pressure in the building by supplying air?
• Which ASME code covers piping attached to a power boiler?
• If the deaerator is not functioning, what happens to feedwater dissolved gas content?
• LP boiler installation requires how much side clearance?
• Try cocks for a boiler are attached to which component?
• Sprinkler heads are always open on which system?
• Who enforces Alberta's boiler regulations?
• The standard for medical gas installations in Canada is which document?
• What is the minimum pressure test for medical gas piping?
• New hydraulic piping requires what prior to use?
• What does a skimmer do in the steam drum?
• Which equation represents Charles' Law?
• Labels for oxygen gas must be what color?
• A boiler with the furnace outside the shell and brickwork around is described as which type?
• What is the maximum water temperature in a deaerator?
• On the job site, who looks after the welders?
• Boiler blow down is used to control the concentration of which in boiler water?
• Which geothermal heat exchanger is a series of loops placed in a body of water?
• This prevents negative pressure in the building?
• Who on the job site is responsible for receiving and verifying piping materials?
• The maximum distance between medical gas labels is which value?
• Who appoints the Alberta apprenticeship and industry training board?
• Solar heating systems that rely on mechanical equipment for heat transfer are called:
• What device cleans the fireside of a water-tube high-pressure steam boiler?
• The Alberta apprenticeship and industry training board is appointed by the lieutenant governor and consists of how many members?
• 75% of fire systems are what type?
• The cooling tower design that relies on fans to move air is known as what type of draft?
• What does AGSS stand for in the context of medical gas systems?
• A heat exchanger with the heating medium in the tubes is called?
• QCM work on a job site is performed for which party?
• What is the primary purpose of the steam separator in the steam drum?
• Which of the following correctly describes a non-condensing steam plant?
• Oxygen gas labeling color scheme should be which of the following?
• The term for the accumulation of deposits inside a heat exchanger is called what?
• In a wastewater context within a food processing facility, which sector is identified as a major contributor?
• What is the foundation document used to design the Red Seal exam?
• New medical gas systems are pressure tested with which gas?
• What is cited as the most common problem in a new steam or hydronic heating system?
• The driving force for a turbine pump is:
• What is the most common problem with a new steam or a hydronic heating system?
• The requirement set for standpipe systems are found in:
• To prevent misting in the steam boiler, the steam drum is equipped with which device?
• The standard minimum pipe size for regular medical gas piping is what?
• What is the name of the device that controls superheated steam?
• Ash ponds are primarily used in power plants to:
• The measure of how much solar radiation is reflected by a surface is known as what?
• Which device is an electric component that extracts heat from one place and transfers it to a building?
• On the job site, who does the QCM work for?
• The foundational document that informs the design of the Red Seal examination is what?
• Which device is used to remove dissolved gases from boiler feedwater in a steam system?
• A boiler that employs moving furnace grates uses which type of fuel?
• Which law relates pressure and volume when temperature is constant?
• What is used to supply gas for smaller installations or as a reserve supply for larger installations?
• A HTHW generator is designed for what systems?
• What is another name for a double back elbow?
• What should the range on a pressure test gauge be?
• High-pressure gas cylinders serve which purpose in medical gas systems?
• Prolonged radiation exposure commonly causes which change in plastic piping?
• When treating wastewater, what treatment removes phosphorus from the wastewater?
• Which device is used to verify water level on a steam boiler?
• The minimum length of a cooling leg from a heating coil to a steam trap should be:
• Which geothermal system is employed where space isn't limited and consists of two pipes placed side-by-side in a trench (3 to 10 m)?
• ABSA is the regulatory body responsible for which area?
• One of the largest contributors of food processing wastewater is:
• Which component is used to prevent backflow of flame into the piping system?
• Which device is used to remove oil from the exhaust steam line from a turbine?
• A steam boiler must have two means of feed water makeup if over how many square feet?
• The exhaust steam line from a turbine requires what to clean the steam?
• Which type of compressor uses a rotating action to compress refrigerant?
• Condensate from the condenser re-enters the feed water system at the:
• For vacuum medical gas systems, what is the minimum pipe size?
• A deaerator must be how high above the feed water pump?
• A piping system must be registered with ABSA if over what volume?
• Industry practitioners are individuals who perform work in which setting?
• The most common form of mine wastewater treatment is which structure?
• Evacuated tube collectors are used for hydronic heating and what else?
• What is the maximum size of blow-off piping for a steam boiler with more than 100 ft² of heating surface?
• Which credential is widely recognized in Canada as the standard of excellence for trades?
• Which is a key advantage of active solar systems over passive systems?
• What is the most popular steel package boiler?
• Which component removes large objects when treating wastewater?
• What is the largest heat exchanger in a steam plant?
• Lobster back is another name for which piping component?
• The steam injector relies on which fluid dynamic principle?
• Active solar systems are solar heating systems that rely on what to move heat transfer fluid?
• What’s the maximum horizontal support spacing for half-inch medical piping?
• Which statement best describes a balanced draft boiler?
• Deposits in HEX are called what?
• What must be done to a horizontal discharge pipe from a PSV?
• To properly align the three pieces of a true Y, what initial action should be performed?
• Which standard would you consult for standpipe system requirements?
• Which type of fan creates a negative pressure inside the boiler furnace?
• In a steam plant, what component uses high-pressure exhaust steam?
• What device prevents flashback in a pipe?
• A boiler with both an induced and forced draft fan is referred to as what?
• The mixing of hydraulic fluids can cause what?
• Which component is associated with a PSV discharge to collect condensate?
• What is the main purpose of a boiler site glass?
• What percentage of the apprentice's training takes place on the job?
• A steam plant that exhaust steamed the atmosphere is called what?
• A fire pressure vessel is covered under which ASME section?
• Hard water causes what problems in a boiler?
• Which section of the ASME code covers fire pressure vessels as referenced here?
• Which device is used to extinguish a solid fuel boiler fire when water level is low?
• Sprinkler system type where all heads are open and discharge through a common outlet?
• What is the simplest type of cooling power?
• A boiler with the furnace outside the shell and surrounded by brickwork is what type?
• Dry pipe sprinkler systems are charged with which of the following?
• In solid fuel boilers, what mechanism extinguishes the fire if the water level is low?
• A dry pipe sprinkler system is charged with what?
• Class One standpipes are designed for use by which group?
• What is the minimum size of feed water line on a boiler over 100 ft²?
• Which type of fan creates a positive pressure inside the boiler furnace?
• What is the diameter of a flash leg?
• Which protection method protects steel tank bottoms from corrosion by applying an external current?
• For boilers over 300 psi, the blow-off vessel must withstand at least how many psi?
• What is the minimum size of a blow off line from a boiler over 100 ft.²?
• A boiler with over 500 ft² of heating surface requires two what?
• In a boiler feedwater system, the hot water is located between which two components?
• The removal of grit in wastewater treatment is important to prevent which problems?
• The device that captures heat from building exhaust air and transfers it to fresh air entering the building is known as what?
• Which device lists API and the Parallel Plate Separator among oil separators?
• In a heat exchanger, which component provides flow direction and support for the tube bundle?
• What must be the side clearance when installing a LP boiler?
• Try cocks are used to verify what on a steam boiler?
• What provides separation between the interior and exterior environments of a building?
• Who on the job site receives and checks materials?
• Redundancies are required in medical gas supply because the installation is considered what?
• What are the two main types of steam plants?
• The acronym SBI in boiler rating stands for which organization?
• HTHW boiler construction is governed under:
• Corrosion due to electrolysis is caused by a loss of which particle?
• What is one advantage of an active solar heating system over a passive system?
• Which of the following is the standard diameter for a sprinkler head?
• The exhaust steam source in a turbine-driven boiler system is the turbine.
• What do flash tanks produce?
• What is the standard size of a sprinkler head?
• In wastewater treatment, which statement best describes the purpose of screens?
• HTHW generators differ from water-tube boilers in what way?
• Tubes and an HEX are supported by what?
• A blow-off vessel must withstand what percentage of boiler pressure, depending on boiler size?
• Labels for medical gas must be a max distance of?
• What prevents a boiler from collapsing when being dumped?
• Phosphorus removal from wastewater is achieved during which stage?
• Which item is not among the three factors affecting cooling tower efficiency?
• There is over how many designated trades and occupations in Alberta?
• Which code designation specifies piping attached to a power boiler?
• For boilers larger than 100 ft², what is the minimum feed water line size?
• What is the minimum pipe size for regular medical gas systems?
• What is the last heating device before feed water enters the boiler?
• Which component in the steam drum is used to remove suspended particles and oil from condensate?
• Medium temperature hydronic systems operate within what temperature range?
• Which device cleans the fireside of a high-pressure steam boiler?
• Smelt from a recovery boiler is processed in which tank?
• If water is visible in the boiler site glass, what action should the operator take?
• A deaerator must be installed a certain height above the feedwater pump. What is that height?
• Which component prevents liquid refrigerant from reaching the compressor?
• Which geothermal heating system draws water up through a well directly to a heat exchanger where heat is extracted?
• HTHW systems operate above what temperature and pressure?
• Closed feed water heaters are of which type?
• The Scotch Marine Boiler is best described as what type of boiler in steel package design?
• Carryover in a steam boiler can cause what?
• Flue gas travels through the fire box of a natural draft burner via which mechanism?
• What system is used exclusively to remove exhaled anaesthetic gas from a patient?
• What is the biggest disadvantage to the DDCV venting system?
• What uses gravity to settle out large particulate in power plants?
• Which device captures heat from building exhaust air and transfers it to fresh air entering the building?
• An HRV system that creates an indoor-outdoor pressure difference is described as which type?
• In what geothermal system is the refrigerant used in the ground heat exchanger instead of an antifreeze solution?
• A heating coil's cooling leg to steam trap should be at least how long?
• The duct between a boiler and the stack is called?
• A drawback of wet pipe sprinkler systems is their susceptibility to what condition?
• What is roughing?
• What standard is used as the benchmark for installations of medical gas systems in Canada?
• Because medical gas is considered a critical installation, the source of supply will require what?
• The two valves on a boiler blow off or what type?
• Regenerative air heaters transfer heat from the flue gases to combustion air using a:
• In a medical gas installation, what is the minimum number of braised joints that must be inspected?
• In geothermal installations, which configuration exchanges heat with the ground using the refrigerant directly, without antifreeze?
• Evacuated tube collectors are commonly used for which two applications?
• Helical gear compressors have two mating:
• Industry practitioners are individuals who primarily work where?
• Water droplets entrained in steam leaving the boiler are referred to as what?
• What is a combination of active and passive solar heating systems?
• Two means of feedwater makeup are required if the boiler’s heating surface exceeds how many square feet?
• Priming is the term for water droplets carried with steam leaving a boiler. Which option describes this phenomenon?
• What is a disadvantage of a wet pipe sprinkler system?
• Which boiler type requires a super heater?
• Coal fired power plants are major major source of:
• Geothermal heating plants use which energy source?
• What are the two types of solar space heating systems?
• Which two valve types are typically used on a boiler blow-off line?
• What is the duct between a boiler and the stack?
• Coal ground into a fine powder is called what?
• Reaming of medical tub tubing is recommended. True or False?
• NFPA standard governing standpipe system requirements is NFPA number?
• Two types of oil separators are:
• Compressed gases in a hydraulic system can cause what?
• Prolonged radiation exposure affecting plastics typically increases which property?
• In a boiler feedwater system, hot water is located immediately downstream of which component?
• How many pressure gauges should be used when pressure testing?
• ABSA registration applies to piping systems exceeding how many liters?
• Boyle's Law describes the relationship between pressure and volume at constant temperature. What is the relation?
• What three factors affect the efficiency of cooling tower?
• Where is the automatic drip ball valve located on a fire system?
• Exhaust steam in a steam system originates from which component?
• In Canada, what credential is the industry standard for excellence in a trade?
• What term describes the practice of using sequential flash tanks to separate condensate?
• A steam injector operates on which principle?
• What is the term for radiation that is reflected from Earth's surface?
• Using a series of flash tank is referred to as what?
• What component is associated with a PSV?
• All defective components on a medical gas system must be:
• Concentrations of solids in boiler water are controlled by what?