Couplings - Study guides, Class notes & Summaries

IFSTA 7th edition chapter 12 "Fire Hose" What type of hose transports water from the pumping apparatus to the nozzle where it is applied to the fire? - ANSWER Attack hose A fire hose is labeled or describe according to the size of its - ANSWER Inside diameter and length Which type of hose is designed to connect the pumping apparatus to a pressurized water source - ANSWER ...

Coefficient for 1 3/4" with 1 1/2" couplings - correct answer 15.5 Coefficient for 2" - correct answer 8 Coefficient for 2 1/2" - correct answer 2 Coefficient for 3" with 2 1/2" couplings - correct answer .8 Coefficient for 3" with 3" couplings - correct answer .677 Coefficient for 4" - correct answer .2 Coefficient for 5" - correct answer .08 FL - correct answer Friction Loss in PSI C - correct answer Friction Loss coefficient Q - correct answer Flow rate in...

Driver/Pumper Operator Coefficient for 1 3/4" with 1 1/2" couplings - correct answer 15.5 Coefficient for 2" - correct answer 8 Coefficient for 2 1/2" - correct answer 2 Coefficient for 3" with 2 1/2" couplings - correct answer .8 Coefficient for 3" with 3" couplings - correct answer .677 Coefficient for 4" - correct answer .2 Coefficient for 5" - correct answer .08 FL - correct answer Friction Loss in PSI C - correct answer Friction Loss coefficient Q - cor...

Driver Pumper Operator Questions And Answers 2024. Coefficient for 1 3/4" with 1 1/2" couplings - correct answer 15.5 Coefficient for 2" - correct answer 8 Coefficient for 2 1/2" - correct answer 2 Coefficient for 3" with 2 1/2" couplings - correct answer .8 Coefficient for 3" with 3" couplings - correct answer .677 Coefficient for 4" - correct answer .2 Coefficient for 5" - correct answer .08 FL - correct answer Friction Loss in PSI C - correct answer Friction...

Driver/Pumper OperatorCoefficient for 1 3/4" with 1 1/2" couplings - correct answer 15.5 Coefficient for 2" - correct answer 8 Coefficient for 2 1/2" - correct answer 2 Coefficient for 3" with 2 1/2" couplings - correct answer .8 Coefficient for 3" with 3" couplings - correct answer .677 Coefficient for 4" - correct answer .2 Coefficient for 5" - correct answer .08 FL - correct answer Friction Loss in PSI C - correct answer Friction Loss coefficient Q - corre...

Driver/Pumper OperatorCoefficient for 1 3/4" with 1 1/2" couplings - correct answer 15.5 Coefficient for 2" - correct answer 8 Coefficient for 2 1/2" - correct answer 2 Coefficient for 3" with 2 1/2" couplings - correct answer .8 Coefficient for 3" with 3" couplings - correct answer .677 Coefficient for 4" - correct answer .2 Coefficient for 5" - correct answer .08 FL - correct answer Friction Loss in PSI C - correct answer Friction Loss coefficient Q - corre...

Reduced water volume or pressure from hydrants can result from: open water mains. open isolation valves. greater demand than the system can provide. the use of both wet-barrel and dry-barrel hydrants in the same system. - correct answer -greater demand than the system can provide. Standard fire hydrants have at least one large steamer connection and: four hose outlet nozzles for 2 1/2-inch (65 mm) couplings. one smaller steamer connection. two smaller steamer connections. two hose out...

4 Types of fire hose damage - correct answer - Mechanical - Thermal - Organic - Chemical Shank - correct answer - Part of coupling that serves as attachment to hose Swivel - correct answer - Found only on female coupling - Locks into male part Lugs - correct answer - Aid in tightening and making connection Higbee Cut - correct answer - Helps eliminate cross threading Storz Couplings - correct answer - Sexless - Quarter-turn - Seen in larger diameter supply hose ...

Reduced water volume or pressure from hydrants can result from: open water mains. open isolation valves. greater demand than the system can provide. the use of both wet-barrel and dry-barrel hydrants in the same system. - correct answer -greater demand than the system can provide. Standard fire hydrants have at least one large steamer connection and: four hose outlet nozzles for 2 1/2-inch (65 mm) couplings. one smaller steamer connection. two smaller steamer connections. two hose out...

Reduced water volume or pressure from hydrants can result from: open water mains. open isolation valves. greater demand than the system can provide. the use of both wet-barrel and dry-barrel hydrants in the same system. - correct answer -greater demand than the system can provide. Standard fire hydrants have at least one large steamer connection and: four hose outlet nozzles for 2 1/2-inch (65 mm) couplings. one smaller steamer connection. two smaller steamer connections. two hose out...