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...

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...

What type of pump uses the throwing force of a rapidly revolving impeller? CENTRIFUGAL Which pump uses a piston to move a fluid? reciprocating The indirect heat exchanger that uses one tube inside another tube is known as what type construction? DOUBLE TUBE Heat transfer from physical contact between two substances is known as CONDUCTION What is used to connect turbines and reduction gear while allowing slight misalignment? HIGH SPEED FLEXIBLE COUPLINGS

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...