Relay pumping - Study guides, Class notes & Summaries

Pumper CDC Questions and Answers Fully Solved A fire apparatus should be started with all electrical switches in the OFF position in order to: Start the engine without a load. During an inspection of your fire apparatus, you should ensure that the foam level is: Full Match the location of each fire apparatus inspection item to the name that applies saddle tanks - 6 winch - 7 main hose bed - 2 automatic snow chains - 4 intake strainers - 5 ladders - 3 compartments - 1 ...

IFSTA 7 - Chapter 13 - Hose Operations and Hose Streams Exam Questions And Answers 100% Solved Which type of nozzle has a straight, smooth tip and produces a solid stream of water? Select one: a.Straight stream nozzle b.Cellar nozzle c.Smooth bore nozzle d.Fog nozzle c. Smooth bore nozzle What is one advantage of the minuteman load? Select one: a.It puts less weight on the shoulders of the firefighters carrying the hose. b.It requires the use of an adapter or reducer. c.The hose do...

while conducting a pump capacity test, if the net pump discharge pressure is correct but the nozzle flow is too high, the - the discharge gate must be closed further When using hose lines above ground, the usual pressure calculation is to add _____ psi for each story of the building below the fire floor. - 5 You should switch from pressure to volume mode when - more than half of the rated capacity of the pump will be required To calculate friction loss in 2 1/2" fire hose when the flow is...

IFSTA 7 - Chapter 13 - Hose Operations and Hose Streams Exam Questions And Answers 100% Solved Which type of nozzle has a straight, smooth tip and produces a solid stream of water? Select one: a.Straight stream nozzle b.Cellar nozzle c.Smooth bore nozzle d.Fog nozzle c. Smooth bore nozzle What is one advantage of the minuteman load? Select one: a.It puts less weight on the shoulders of the firefighters carrying the hose. b.It requires the use of an adapter or reducer. c.The hose do...

1. What is the atmospheric pressure at sea level? A. 3.1417 psi (22 kPa) B. 7.69 psi (53 kPa) C. 14.7 psi (101 kPa) D. 21.3 psi (147 kPa)answer: C NFPA 1002: 10.2.1, 10.2.1(A) Page: 324 2. What liquid is used to measure vacuum due to its density? A. 2-propanol B. Glycerol C. Water D. Mercuryanswer: D NFPA 1002: 10.2.1, 10.2.1(A) Page: 324 3. A fire pumper in good condition should be able to develop a vacuum equal to about: A. 17 inches (391.4 mm Hg). B. 22 inches (507.8 mm Hg...

Pumper Operations Chapter Review Study Questions 2024. When performing drafting operations, for a pump to operate at its rated capacity ____ inches of water must be above a traditional strainer. - correct answer 24 Calculate the capacity of this circular shaped pool with a radius of 3 feet and a average depth of 4 feet. - correct answer 847.8 gallons it is important to monitor the water level in the onboard tank because: - correct answer You need to know if the incident requires additiona...

D-O Pumper CDC CCRE QUESTIONS AND ANSWERS GRADED A+ The lowest acceptable fuel gauge reading on a fire apparatus during inspection is: at least 3/4-full. The rescue tool supply system equivalent of a junction box is called: a manifold 3 conditions where you should drive your fire apparatus in low gear: 1. Approaching an intersection 2. Travelling around a corner 3. Climbing a hill Three conditions to wearing your seat belt before an emergency vehicle moves: 1. Providi...

3). Open the bleeder valve on the gated intake so that air can escape ahead of the water supply. When the air has been purged from the bleeder and a steady stream of water drains from the valve, it may be shut. The water supply is now at the pump and ready for transition. Minimum residual pressure driver/operators should maintain during pumping operations: - correct answer 20psi Dead end mains - correct answer Water main that is not looped and in which water can only flow in one direction....

Driver Operator Study State Questions and answers graded A+ 8.35 pounds - How much does 1 gallon of water weigh? 231 cubic inches - How many cubic inches does 1 gallon of water contain? 62.5 pounds - How many pounds does 1 cubic foot of water weigh? 7.481 gallons - How many gallons of water does 1 cubic foot contain? 1,728 cubic inches - How many cubic inches are there in 1 cubic foot? .434 psi - A 1 foot high column of water exerts how much psi at it's base? 2.304 ...

Pumping Apparatus Driver Operator Questions and Answers At what speed will the siren not be heard 50MPH Which NFPA specifies the number of exercises candidates should pass NFPA 1002 How do you minimize kinks in the hose Apply two full twist Water expands at 1,700 times 1 square inch column of water will exert 1 foot high of how much pressure .434 psi What is the term for the height of the water supply above the discharge orifice Head Pressure What...