TCFP Firefighter I/II Chapters 14-17 Test Latest Updated A+ Guide Solution

A dry hydrant provides access to a: Select one: A. Static water source. B. Portable water tank. C. Municipal water system. D. Cistern or well. Answer is -. A. Static water source. An object in motion possesses which kind of energy as a result of that motion? Select one: A. Entropic B. Inertial C. Kinetic D. Potential Answer is -. C. Kinetic Fire fighters may need to hold on to the ________ while filling a self-expanding portable tank. Select one: A. Collar B. Rope C. Hose D. Frame Answer is -. A. Collar How close must a fire engine get to a static water source to be able to draft directly from it through hard suction hose? Select one: A. A distance equal to the total length of the available hard suction hose minus 10 ft B. 10 ft (3 m) C. 20 ft (6 m) D. 30 ft (9 m) Answer is -. C. 20 ft (6 m) How many gallons per minute can a tanker shuttle operation deliver without interruption? Select one: A. A few thousand B. A few hundred C. Zero D. Several hundred Answer is -. D. Several hundred In general, mobile water supply apparatus (tankers) carry __________ of water. Select one: A. 1000 or fewer gal (3785 L or fewer) B. 2000 to 5000 gal (7570 to 18,927 L) C. 1000 to 3500 gal (3785 to 13,249 L) D. 3000 to 6000 gal (11,356 to 22,712 L) Answer is -. C. 1000 to 3500 gal (3785 to 13,249 L) Pressure in a water distribution system during average consumption is __________ pressure. Select one: A. Mean B. Residual C. Static D. Normal operating Answer is -. D. Normal operating What is the maximum capacity of typical portable water tanks? Select one: A. 5000 gal (18,927 L) B. 1500 gal (5678 L) C. 3500 gal (13,249 L) D. 2000 gal (7570 L) Answer is -. A. 5000 gal (18,927 L) What is the realistic minimum usable residual pressure from a water distribution system for firefighting operations? Select one: A. 20 psi (138 kpa) B. 40 psi (276 kpa) C. 0 psi (0 kpa) D. 30 psi (207 kpa) Answer is -. A. 20 psi (138 kpa) When water is motionless, which kind of energy does it have? Select one: A. Residual B. Kinetic C. Potential D. Absolute Answer is -. C. Potential A jet siphon is used for which application? Select one: A. Transferring water between portable tanks B. Priming a dry pump C. Expediting discharge from a mobile water supply apparatus D. Exhausting air from hard suction Answer is -. A. Transferring water between portable tanks According to the NFPA, what is the minimum distance between the center of a fire hydrant outlet and the finished grade of the ground around the hydrant? Select one: A. 18" (45 cm) B. 30" (75 cm) C. 24" (60 cm) D. 12" (30 cm) Answer is -. A. 18" (45 cm) Another term for head pressure is __________ pressure. Select one: A. Residual B. Elevation C. Flow D. Static Answer is -. B. Elevation Friction loss is __________ proportional to the length of a hose. Select one: A. Indirectly B. Variably C. Inversely D. Directly Answer is -. D. Directly In a well-designed water distribution system, which type of pattern do the water mains follow? Select one: A. Loop B. Grid C. Parallel D. Branched Answer is -. B. Grid In areas of the western US where aircraft are used to fight wildland fires, which term is used for automotive water supply apparatus? Select one: A. Tanker B. Tender C. Tank truck D. Water truck Answer is -. B. Tender On a wet-barrel hydrant, where is the valve located? Select one: A. At the base B. On each outlet C. In the bonnet D. In the barrel Answer is -. B. On each outlet Portable pumps can deliver a maximum of: Select one: A. 250 gpm (946 lpm). B. 750 gpm (2839 lpm). C. 1000 gpm (3785 lpm). D. 500 gpm (1893 lpm). Answer is -. D. 500 gpm (1893 lpm). The flow or quantity of water moving is usually measured in: Select one: A. Gallons per minute (liters per minute). B. Cubic feet per minute (cubic meters per minute). C. Joules. D. Pounds per square inch (kilopascals). Answer is -. A. Gallons per minute (liters per minute). The pressure in a system when no water is flowing is called __________ pressure. Select one: A. Residual B. Operating C. Static D. Flow Answer is -. C. Static The pressure remaining in a water distribution system when water is flowing is the __________ pressure. Select one: A. Operating B. Flow C. Residual