NEVADA A GENERAL ENGINEERING PRACTICE
EXAM 2026 EXAMPREP STUDY GUIDE WITH
COMPLETE Q&A
◉ one of the characteristics of a firetube boiler is: Answer: their
large water capacity makes them slow in coming up to operation
pressure
◉ on a high-pressure steam boiler, the try lever test on a steam
safety valve should not be attempted unless the boiler is at least ____
of the normal operating pressure Answer: 75%
◉ a heating boiler must have permanently attached marker
indicationg: Answer: lowest permissible water level
◉ a check valce is used in the feewater line to prevent: Answer:
reverse flow of water from the boiler
◉ the difference between the pressure at which the safety valve
opens and the pressure at whish it closes is called: Answer:
blowdown pressure
, ◉ to prevent excessive pressures in hot water tanks it is necessary
to install a: Answer: pressure relief valve
◉ a safety valve lever test should be performed on a steam boiler:
Answer: montly
◉ a valve commonly used as a boiler stop valve is the: Answer: gate
valve
◉ the main purpose of an expansion tank in a hot water heating
system is: Answer: to provide storage for excess water due to
expansion
◉ where does a blow down drain contact a boiler? Answer: lowest
point
◉ which of the following would you expect to find steam heating
plant? Answer: return traps
◉ on a steam drum what does a pressure gauge siphon do? Answer:
prevents steam from entering a steam pressure gauge
◉ a boiler inspector's test connection: Answer: is not mandatory on
pressure boilers
EXAM 2026 EXAMPREP STUDY GUIDE WITH
COMPLETE Q&A
◉ one of the characteristics of a firetube boiler is: Answer: their
large water capacity makes them slow in coming up to operation
pressure
◉ on a high-pressure steam boiler, the try lever test on a steam
safety valve should not be attempted unless the boiler is at least ____
of the normal operating pressure Answer: 75%
◉ a heating boiler must have permanently attached marker
indicationg: Answer: lowest permissible water level
◉ a check valce is used in the feewater line to prevent: Answer:
reverse flow of water from the boiler
◉ the difference between the pressure at which the safety valve
opens and the pressure at whish it closes is called: Answer:
blowdown pressure
, ◉ to prevent excessive pressures in hot water tanks it is necessary
to install a: Answer: pressure relief valve
◉ a safety valve lever test should be performed on a steam boiler:
Answer: montly
◉ a valve commonly used as a boiler stop valve is the: Answer: gate
valve
◉ the main purpose of an expansion tank in a hot water heating
system is: Answer: to provide storage for excess water due to
expansion
◉ where does a blow down drain contact a boiler? Answer: lowest
point
◉ which of the following would you expect to find steam heating
plant? Answer: return traps
◉ on a steam drum what does a pressure gauge siphon do? Answer:
prevents steam from entering a steam pressure gauge
◉ a boiler inspector's test connection: Answer: is not mandatory on
pressure boilers
