NFPA 99 Exam Questions with Correct Answers
According to NFPA 99, nonflammable cases shall in no case be stored where
the temperature of the cylinders exceed a maximum of:
125°
According to NFPA 99, pipe joints while being brazed shall be continually
purged with?
oil free, dry nitrogen
Which of the following is not an acceptable type of seamless copper tubing
for use in constructing vacuum system piping?
Type J
Waste anesthetic gas disposal network piping shall be labeled at intervals of
not more than:
20 ft.
Medical gas piping systems, mains and branches, shall be of not less than
what nominal tubing size?
1/2"
According to NFPA 99, all components of reserve supply low high-pressure
cylinder warning systems should be retested:
Annually
According to NFPA 99, medical gas piping systems' initial test shall be
maintained ___________.
until each joint has been inspected
What is the minimum static pressure for a medical gas outlet?
50 psi
, According to NFPA 99, leaks observed in the initial standing vacuum test for
vacuum systems, shall be repaired or replaced, then _____________.
retested
According to NFPA 99, brazed tube joints shall be of the:
Socket type
The air supply system inlet for medical air compressors shall be located a
minimum distance above the ground of:
20'
Nonmetallic flexible connectors shall have a minimum burst pressure of:
1000 psig
According to NFPA 99, if the liquid outlet connection were used, an
___________ could be required.
external vaporizer
When performing a cross-connection test on patient gas systems, prior to
closing walls, each system will be pressurized to ____________ psi with oil-
free nitrogen while other system are at atmospheric pressure.
50
Category 3 copper medical gas piping systems shall require a minimum initial
pressure test of:
150 psi
According to NFPA 99, electrical equipment must be at least __________
feet away from an oxygen enclosure.
5
According to NFPA 99, nonflammable cases shall in no case be stored where
the temperature of the cylinders exceed a maximum of:
125°
According to NFPA 99, pipe joints while being brazed shall be continually
purged with?
oil free, dry nitrogen
Which of the following is not an acceptable type of seamless copper tubing
for use in constructing vacuum system piping?
Type J
Waste anesthetic gas disposal network piping shall be labeled at intervals of
not more than:
20 ft.
Medical gas piping systems, mains and branches, shall be of not less than
what nominal tubing size?
1/2"
According to NFPA 99, all components of reserve supply low high-pressure
cylinder warning systems should be retested:
Annually
According to NFPA 99, medical gas piping systems' initial test shall be
maintained ___________.
until each joint has been inspected
What is the minimum static pressure for a medical gas outlet?
50 psi
, According to NFPA 99, leaks observed in the initial standing vacuum test for
vacuum systems, shall be repaired or replaced, then _____________.
retested
According to NFPA 99, brazed tube joints shall be of the:
Socket type
The air supply system inlet for medical air compressors shall be located a
minimum distance above the ground of:
20'
Nonmetallic flexible connectors shall have a minimum burst pressure of:
1000 psig
According to NFPA 99, if the liquid outlet connection were used, an
___________ could be required.
external vaporizer
When performing a cross-connection test on patient gas systems, prior to
closing walls, each system will be pressurized to ____________ psi with oil-
free nitrogen while other system are at atmospheric pressure.
50
Category 3 copper medical gas piping systems shall require a minimum initial
pressure test of:
150 psi
According to NFPA 99, electrical equipment must be at least __________
feet away from an oxygen enclosure.
5
