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S12 FDNY EXAM (LATEST 2024/ 202 UPDATE) QUESTIONS AND VERIFIED ANSWERS| 100% CORRECT| GRADE A

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S12 FDNY EXAM (LATEST 2024/ 202 UPDATE) QUESTIONS AND VERIFIED ANSWERS| 100% CORRECT| GRADE A

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FDNY S-12
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Uploaded on
June 22, 2025
Number of pages
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Written in
2024/2025
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  • s12 fdny exam latest 2024 202 update questions

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S12 FDNY EXAM (LATEST 2024/ 202 UPDATE) QUESTIONS AND
VERIFIED ANSWERS| 100% CORRECT| GRADE A

what is the minimum size of threaded rod required for sprinkler piping? -
Answers-3/8 inch

how often are fire department connections hydro-statically tested? -

Answers-every 5 years

sprinkler heads exposed to corrosive conditions are covered with what? -
Answers-wax or lead

automatic sprinkler systems have what color caps on the fire department connections? -
Answers-green

non automatic sprinkler systems have what color caps on the fire department
connections? -

Answers-silver

in a pressurized tank the water toair ratio is what -

Answers-2 to 1 which means 2 parts water to 1 part air which also means 66.33% water
and 33.67%air

sprinkler heads are factory tested at what psi? -
Answers-400

inspection records are maintained on site for how long? -
Answers-3 years

underwriters labs and factory mutual are what? -
Answers-testing companies

a quick response sprinkler has an RTI ( response time index) of what? -
Answers-50

a standard sprinkler has RTI of what? -
Answers-80

a sprinkler system with open heads is called a? -
Answers-Deluge system

the freezing point if ant freeze solutions is measured by what? -
Answers-hydrometer or refractometer

local law 58/2009 requires sprinkler and stand pipe risers to be painted what color? -
Answers-yellow

, the distance for the hanger assembly to the center line of an upright sprinkler head
should be? -
Answers-3 inches

the automatic ball drip is located where? -
Answers-Between lower check valve and fire department connection
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