BLACK SEAL HIGH PRESSURE CORRECT FINAL
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔What valve is allowed between the safety valve and the boiler? - ✔✔No Valve Ever
✔✔How is a boiler's steam capacity measured? - ✔✔lbs/hr
✔✔Which type of valve would be used to modulate (or regulate) flow? - ✔✔Globe Valve
✔✔What are the four elements of process control? - ✔✔Process; Evaluation;
Measurement; Control
✔✔How much heat is required to change 2,500 lb of water to steam at 212 degrees? -
✔✔2,425,750 Btu
✔✔In a fire-tube boiler, how are the tubes usually attached to the tube sheet? - ✔✔by
rolling the tubes and beading the ends
✔✔Air receivers must conform to what ASME Code - ✔✔Section VIII
✔✔What is the term that defines the ratio of the total heat supplied by the fuel to the
total heat absorbed by the boiler water? - ✔✔thermal efficiency
✔✔The maintenance of automatic direct fired boilers is covered under what document?
- ✔✔ASME CSD-1
✔✔Where would you find downcomer tubes? - ✔✔in water-tube boilers
✔✔The heat that is added to convert a liquid to a vapor at a constant temperature is
called. - ✔✔latent heat of evaporation
, ✔✔A three-element feedwater regulator is controlled by what means? - ✔✔steam flow,
feedwater flow, and drum level
✔✔What ASME code symbol is used to denote a high pressure power boiler? - ✔✔S
✔✔Pursuant to N.J.A.C. 12:90, what is the temperature and pressure that defines a
high-temperature hot water heating boiler? - ✔✔exceeds 250 degrees F at 160 psi
✔✔Boiler manways and handholes are oval for what reason? - ✔✔for removal from the
pressure vessel
✔✔How and where should electrical disconnect switches be installed? - ✔✔An electrical
disconnect switch shall be installed at the boiler at an accessible location with a cover
plate that can be locked out in the open position
✔✔The Mechanical Inspection Bureau incorporates by reference various codes,
standards and practices. Once specific safety practice incorporated by reference for
licensed operators specifies and identifies one called a qualified individual. How is the
qualified individual identified in this reference? - ✔✔A boiler service technician who is
engaged in and responsible for the installation, replacement, repair or service of the
boiler, fuel burning controls, and safety devices and is experienced in such work. In
some states this individual must also hold an appropriate boiler operator's license.
✔✔Who is responsible for obtaining pertinent operating, testing, servicing, and cleaning
instructions for the controls and safety devices? - ✔✔It is the responsibility of the
installing contractor to deliver all the instructions to the equipment owner/user
✔✔What would occur if there was a drop in the velocity of the liquid flowing through a
heat exchanger? - ✔✔the temperature of the liquid would increase
✔✔If your boiler needs welded repairs, you must get approval for such repairs from the:
- ✔✔authorized inspection agency
✔✔A thermal expansion feedwater regulator operates by: - ✔✔the expansion and
contraction of a thermostatic element
✔✔In accordance with ASME CSD-1, where is the installation of a manually operated
remote shutdown switch or circuit breaker to be located? - ✔✔Just outside the boiler
room door, unless the door is on the building exterior and it must be marked for easy
identification and installed on every exit door of the boiler room.
✔✔One mechanical horsepower is equal to: - ✔✔33,000 ft-lb/min
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔What valve is allowed between the safety valve and the boiler? - ✔✔No Valve Ever
✔✔How is a boiler's steam capacity measured? - ✔✔lbs/hr
✔✔Which type of valve would be used to modulate (or regulate) flow? - ✔✔Globe Valve
✔✔What are the four elements of process control? - ✔✔Process; Evaluation;
Measurement; Control
✔✔How much heat is required to change 2,500 lb of water to steam at 212 degrees? -
✔✔2,425,750 Btu
✔✔In a fire-tube boiler, how are the tubes usually attached to the tube sheet? - ✔✔by
rolling the tubes and beading the ends
✔✔Air receivers must conform to what ASME Code - ✔✔Section VIII
✔✔What is the term that defines the ratio of the total heat supplied by the fuel to the
total heat absorbed by the boiler water? - ✔✔thermal efficiency
✔✔The maintenance of automatic direct fired boilers is covered under what document?
- ✔✔ASME CSD-1
✔✔Where would you find downcomer tubes? - ✔✔in water-tube boilers
✔✔The heat that is added to convert a liquid to a vapor at a constant temperature is
called. - ✔✔latent heat of evaporation
, ✔✔A three-element feedwater regulator is controlled by what means? - ✔✔steam flow,
feedwater flow, and drum level
✔✔What ASME code symbol is used to denote a high pressure power boiler? - ✔✔S
✔✔Pursuant to N.J.A.C. 12:90, what is the temperature and pressure that defines a
high-temperature hot water heating boiler? - ✔✔exceeds 250 degrees F at 160 psi
✔✔Boiler manways and handholes are oval for what reason? - ✔✔for removal from the
pressure vessel
✔✔How and where should electrical disconnect switches be installed? - ✔✔An electrical
disconnect switch shall be installed at the boiler at an accessible location with a cover
plate that can be locked out in the open position
✔✔The Mechanical Inspection Bureau incorporates by reference various codes,
standards and practices. Once specific safety practice incorporated by reference for
licensed operators specifies and identifies one called a qualified individual. How is the
qualified individual identified in this reference? - ✔✔A boiler service technician who is
engaged in and responsible for the installation, replacement, repair or service of the
boiler, fuel burning controls, and safety devices and is experienced in such work. In
some states this individual must also hold an appropriate boiler operator's license.
✔✔Who is responsible for obtaining pertinent operating, testing, servicing, and cleaning
instructions for the controls and safety devices? - ✔✔It is the responsibility of the
installing contractor to deliver all the instructions to the equipment owner/user
✔✔What would occur if there was a drop in the velocity of the liquid flowing through a
heat exchanger? - ✔✔the temperature of the liquid would increase
✔✔If your boiler needs welded repairs, you must get approval for such repairs from the:
- ✔✔authorized inspection agency
✔✔A thermal expansion feedwater regulator operates by: - ✔✔the expansion and
contraction of a thermostatic element
✔✔In accordance with ASME CSD-1, where is the installation of a manually operated
remote shutdown switch or circuit breaker to be located? - ✔✔Just outside the boiler
room door, unless the door is on the building exterior and it must be marked for easy
identification and installed on every exit door of the boiler room.
✔✔One mechanical horsepower is equal to: - ✔✔33,000 ft-lb/min
