2021 Medgas Test FE

Oxygen enriched atmosphere is the concentration of oxygen that exceeds _____ percent by volume.

• 19.5
• 22.5
• 99.5
• 23.5

All pressure relief valves shall be made of brass, bronze or--_________.

• Carbon Steel
• Stainless Steel
• Copper
• Cast Iron

Cylinders in use and in storage shall be prevented from--reaching temperatures in excess of _________.

• 160 F
• 190 F
• 125 F
• 100 F

Medical air filters shall be located immediately upstream of the ________.

• Receiver
• After coolers
• Final line regulator
• Pressure indicator

The compressor air intakes shall be located outdoors at a minimum distance of ______ above the ground.

• 10 Feet
• 20 Feet
• 40 Feet
• 30 Feet

The medical air intake shall be located a minimum of ___ ft from all vehicular exhausts and noxious fumes.

• 20
• 25
• 15
• 10

What source shall not be used to power the venturi of a--WAGD system?

• Instrument air
• Medical air
• Inert gas
• All of the above

What valves shall be readily operable from a standing--position in the corridor on the same floor they serve?

• Main
• Service
• Riser
• Zone

All master, area and local alarm systems shall include separate _______ indicators for each condition monitored.

• Audible
• Visual
• On, off
• High, low

Brazed joints shall be made using a brazing alloy that exhibits a melting temperature in excess of ________ degrees F to retain the integrity of the piping system in the event of fire.

• 1000
• 1200
• 800
• 2400