NFPA 10 Practice Exam New 2025 Version Best Studying Material with All Questions and 100% Correct An

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..NFPA 10 Practice Exam New 2025 Version Best
Studying Material with All Questions and 100%
Correct Answers
Things valve in other components for oxygen use in a category 1 distribution system Shall ____
until prepared for installation?
A) delivered sealed, label, and kept sealed.
B) kept at a minimum inventory level.
C) plugged or capped by the manufacturer.
D) stored in a locker room for secure facility. ---------- Correct Answer ----------- C) Shall be
plugged and capped by the manufacturer

A standard gauge pressure of psi applies to?
A) instrument air.
B) Laboratory air.
C) Laboratory vacuum.
D) non-medical air. ---------- Correct Answer ----------- A) Instrument air

Vacuum piping for What shall be connected separately from the medical surgical system directly
to the receiver tank through its own isolation valve in fluid trap located at the receiver?
A) a location required seismic restraint.
B) a teaching laboratory.
C) each W.A.G.D. system.
D) the standing vacuum test. ---------- Correct Answer ----------- C) Each wagd system

NFPA 99 specifies that the medical gas system shall be protected against all except?
A) combustible liquids.
B) corrosion.
C) freezing.
D) physical damage. ---------- Correct Answer ----------- A) Combustible liquids

Fire extinguishers shall be located along normal paths of travel, including exits from areas. -------
-- Correct Answer --------- True

It is ok for hand held portable fire extinguishers to be left sitting on the floor as long as it is
properly marked with location signs. --------- Correct Answer --------- False

Fire extinguishers weighing less than 40lbs shall be installed so that the top of the extinguishers
is not more than 6 feet from the floor. --------- Correct Answer --------- False

Under which of these conditions shall the instrument Air Reserve header cylinders be permitted
to be stored with the instrument air compressor?
A) the mechanical equipment room does not contain a boiler.

,B) the medical air compressors are in the same room.
C) the only motor-driven machinery in the room is for instrument air equipment.
D) the room is secured with lockable doors. ---------- Correct Answer ----------- C) The only
motor-driven machinery in the room is for the instrument air equipment

Riser valves are those valves located where?
A) adjacent to the main riser downstream of any zone valve.
B) anywhere in the lateral branches of the piping system.
C) in the mainline adjacent to the base of the riser.
D) in the riser adjacent to the mainline. ---------- Correct Answer ----------- D) In the riser
adjacent to the main line

When is the initial pressure test conducted by the installer?
A) after blowdown of the distribution piping.
B) after installation of alarm sensors.
C) before blowdown of distribution piping.
D) before installation of station rough in assembly. ---------- Correct Answer ----------- A) After
blow-down of the distribution piping.

In those portions of systems intended to handle oxygen at pressure greater than 350 psi the inter
connecting hose shall not contain what materials?
A) brass.
B) copper
C) polymeric
D) stainless steel ---------- Correct Answer ----------- C) Polymeric

The tool shown here allows the installer to mechanically limit the makeup depth of the fitting to
be brazed. Under what condition is this method permitted for the installation of medical gas
piping?
A) only on final line connectors.
B) only on vacuum systems.
C) where only B cup 5 brazing rod is used
D) where the limited makeup depth is not less than minimum cut depth her ANSI / ASME
recommendations ---------- Correct Answer ----------- D) Where the limited makeup depth is not
less than minimum cup depth current ANSI\ASME recommendation

What is the standard gauge pressure for nitrogen gas service?
A) 15 - 30
B) 50 - 55
C) 162 185
D) it varies with system type. ---------- Correct Answer ----------- C) 50 - 55 psi

What is a NFPA 99 requirement for labeling of pipes in medical gas system?
A) color coding
B) fixed label with
C) label shall wrap completely around pipe.

, D) reflective label ---------- Correct Answer ----------- A) Color coding

A wireless communication device is employed in a medical gas or vacuum warning system. what
type of supervision is required for this device?
A) a visual indicator Shelby located in maintenance officer or engineering department.
B) this device shall be installed at the medical gas or vacuum source.
C) this device shall be located at nurses station.
D) this device will be supervised such that failure communication shall initiate an alarm. ---------
- Correct Answer ----------- D) This device will be supervised such that failure of
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