Sprinkler Systems Exam Questions and Answers 100% Pass

Sprinkler Systems Exam Questions and
Answers 100% Pass


True or False: pursuant to the latest NFPA 13, deluge systems can be scheduled
systems - ANSWER-False



Question: True or False: the orifice of the air supply to the dry pipe valve is always
smaller then the orifice of the smallest sprinkler in the system - ANSWER-False



Question: True or False: a dry pipe system may be charged with compressed
nitrogen - ANSWER-True



Question: True or False: the allowable leakage for overhead piping is the same as
the leakage that applies to underground piping - ANSWER-False



Question: True or False: According to NFPA 13, the air gauge and water gauge are
interchangeable - ANSWER-False



Question: True or False: When a pressure switch is installed on a wet system alarm
line, it should be sensitive to decreasing pressure - ANSWER-False

, Question: True or False: The use of reconditioned valves and devices as
replacement equipment in existing systems shall be permitted - ANSWER-True



Question: True or False: In a looped sprinkler system, the branch lines are all tied
together - ANSWER-False



Question: True or False: Paddle-Type water flow alarm indicators shall be used in
wet systems only - ANSWER-True



Question: True or False: not more then 600 automatic sprinkler heads shall be
controlled by any single preaction valve - ANSWER-False



Question: When water pressure varies a great deal, a retard chamber is not
sufficient to prevent false alarms. What other device can be used?



A. A pressure switch. C. A jockey pump

B. An excess pressure pump. D. All of the above - ANSWER-B. An excess
pressure pump



Question: What is used on a butterfly valve from being opened or closed too
quickly?



A. A Stuffing box C. A gear operator