NJ High Pressure B lack Seal Exam Prep Questions
and Answers.
In accordance with ASME CSD-1, where is the installation of a manually operated
remote shutdown switch or circuit breaker to be located? - Correct Answer 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.
While making a round of your boiler room, the boiler feed water pump is making a
strange noise. The pump casing and the temperature of the water has risen above
normal. What would most likely cause this problem? - Correct Answer pump cavitation
issue
What is the function of a dry pipe in a boiler? - Correct Answer to remove moisture from
the steam drum
What is the heating surface of water-tube, with a diameter of 3 1/2 inches and a length
of 20 feet? - Correct Answer 18.32 sq. ft.
One mechanical horsepower is equal to: - Correct Answer 33,000 ft-lb/min
What is the regulation corresponding to boiler, pressure vessels and refrigeration
systems in New Jersey? - Correct Answer New Jersey Administrative Code (NJAC)
12:90
According to the codes and standards adopted and incorporated by reference of the
boiler pressure vessels and refrigeration regulations, welded repairs and any
alternations made to the boilers must comply with what? - Correct Answer The original
Code of construction when it was built
T/F The examining board of the mechanical inspection bureau of boiler and pressure
vessel compliance may consider an applicant experience of an equivalent amount for
grade or classification from some other jurisdictional authority (state or federal). -
Correct Answer True
In your boiler plant you have pumps that are used for numerous applications. One of the
pumps has a small amount of liquid coming from the packing gland. Is this normal or is
it a problem? - Correct Answer this is normal and is necessary to lubricate and cool the
packing.
The purpose of backs eating a manual valve in an operating system is to: - Correct
Answer isolate system pressure from the packing stuffing box to minimize packing
leakage.
