GPM Study guides, Class notes & Summaries

IFSTA Pumping and Aerial D/O 3rd edition Ch.1What is the main purpose of a fire dept pumper? - correct answer To provide adequate water pressure for effective fire streams Minimum pump capacity of pumper? - correct answer 750 gpm and water capacity of at least 300 gallons. Pump capacities larger than 750 gpm increase in increments of 250 gpm with most municipal fire departments operating pumpers of 2,000 gpm or less. Initial attack fire apparatus - correct answer A fire apparatus that's ...

Which is a characteristic of smooth bore nozzles? A. Prone to clogging with debris B. Cannot be used to apply compressed air foam C. Cannot be adjusted to different stream patterns D. Operate at higher nozzle pressures than fog nozzles - C. Cannot be adjusted to different stream patterns How is the rate of discharge for a manually adjustable fog nozzle changed? A. Pushing the bale forward or backward slowly B. Rotating the nozzle tip to choose a wider or narrower pattern C. Rotating the...

Pumper Review Question and answers already passed 2023/2024NFPA 1901, Standard for Automotive Fire Apparatus, contains the requirements of pumper design. - correct answer The standard specifies a minimum pump capacity of 750 gpm and a water tank with a capacity of at least 300 gallons. Pump capacities larger than 750 gpm increase in increments of 250 gpm with most municipal fire departments operating pumpers of 2000 gpm or less. There are, however, many pumpers in service with industrial fire de...

Texas Irrigator Practice Test Section 2A properly designed irrigation system can: a). Save water, time, and money b). Save installation time c). Cost more d). Last longer - correct answer a). Save water, time, and money When calculating the available water capacity of an irrigation site, irrigators refer to that amount in: a). Precipitation rates b). Infiltration rates c). GPM d). GPH - correct answer c). GPM When using drip irrigation, the water volume of individual drip e...

Exam practice test for Texas Irrigator License Gear rotor model B Spray with X nozzle Spray with Y nozzle Spray with Z nozzle 1" valve model Q Backflow device Mainline pipe Laterals pipe House service pipe Sleeves City main pipe City meter Controller Legend To convert psi to feet Multiply by 2.31 To convert feet to psi Multiply by 0.433 psi Precipitation Rate Formula GPM (Full Circle Head) X 96.3 --------------...

Fire protection engineers have established _____ PSI as a minimum required residual pressure when computing the available water for flow test results. - 20psi The most common gallonage rating for horizontal shaft pumps in use today are _____ - _____ GPM. - 500 - 1500 gpm A fire pump serving a standpipe system should be tested ______ - weekly A fire department pumper can effectively supply around ______ feet in a high rise building depending on hydrant pressure and other factors. - 450 feet...

REHS Practice Test Questions and Answers 100% Accurate Soil permeability procedure involves evaluating a soil core or test pit. What does the procedure yield? a. Permeability estimated seepage rate b. Permeability estimated application rate c. Permeability estimated range b. Permeability estimate How does chlorine kill microorganisms and bacteria? a. By weakening enzymes and destroying internal organelles b. By attacking lipids in cell walls and destroying enzymes and structure...

all records must be kept on site for 3 years planned removal from service When the system or portion of standpipe system is placed out of service for inspection, testing, maintenance, etc. , no more than one floor can be out of service and notification must be made to impairment coordinator Unplanned out of service condition: A serious defect in the standpipe or sprinkler system including, but not limited to: an empty tank, a break or major leak in the system's water piping, in...

Fire Apparatus Driver Operator- MWS Question and answers 100% correct 2024 NFPA 1901 - correct answer standard for fire apparatus To be considered a Mobile Water Supply Apparatus, how much water must one carry? - correct answer At least 1,000 gallons Most MWS apparatus today hold how much water? - correct answer 1,500-3,000 gallons Single, rear-axle trucks are usually limited to how many gallons of water storage? - correct answer 1,500 gallons When MWS apparatus of 1,500 gpm or great...

PAC 1 Test Questions & Answers Most water sources are classified as: a) Clean or dirty b) Hot or cold c) Surface or well d) Acidic or alkaline - c) Surface or well Fe++, Mg++ are known as: a) divalent anions b) divalent cations c) reactive atoms d) molecules - b) divalent cations How many pounds of product are needed to make 300 gallons of a 1% solution (weight to weight) of an Ondeo Nalco product that has a density of 9.4#/gal? a) 22.1 b) 25 c) 28.2 d) 235 - b) 25 ...