Fire Service Pump Operator State Practice Test

These questions are part of the practice quiz. Start practicing

• Under what circumstances should pressure reducing valves be removed?
• What is the friction loss percentage in a 2 1/2 inch hose?
• For a pumper with a capacity of 500 GPM or less, what is the minimum flow rate expected from the booster hose?
• How many gallons of water are in a cubic foot?
• What is the purpose of NFPA standards in the fire service?
• What is a common flow rate for a standard fire hydrant?
• During what conditions should the source pumper operate?
• What does water flow regulation ensure during fire operations?
• When do most accidents occur with fire apparatus?
• If the main valve for a sprinkler system is shut off, what will still occur?
• What is the exception for pumps with a capacity of less than 750 GPM regarding certification tests?
• What is tandem pumping?
• Why is a vacuum test performed on a pump?
• What is the volume of a column of water that is typically used to provide reliable fire flow?
• What weight does a cubic foot of water typically weigh?
• What is the purpose of a volute in a pump?
• How many feet will one psi of pressure raise a column of water?
• What is the critical velocity for a 3 inch hose?
• What is the main purpose of performing a vacuum test on a pump?
• At what temperature do diesel engines typically lose horsepower?
• Which of the following is a common component of water supply systems?
• What is the principle of relay pumping?
• How many discharges must a 750 GPM pumper have as a minimum requirement?
• Which of the following is a key factor in determining the effectiveness of water streams?
• What should be done if you notice a significant drop in pressure while pumping?
• How much power do inverters typically provide?
• What angle should apparatus with front and rear intakes be angled towards when parked?
• Most accidents involving emergency apparatus during the daytime happen where?
• What should never be connected to a hydrant?
• What is the safety concern related to parking fire apparatus during wildland fires?
• What should the air temperature not exceed during apparatus testing?
• What pressure does atmospheric pressure drop by for every 1000 feet of elevation gained?
• What happens if a hydraulic pump is not tested regularly?
• What is considered a reliable lift measurement in feet for water?
• What is the primary purpose of the pump operator’s job during an incident?
• What does static pressure represent?
• What is typically found at the output of a centrifugal pump?
• What must responding apparatus do upon encountering a school bus loading or unloading?
• Which type of valve is most commonly used in fire service operations?
• In fire service terms, what does FDC stand for?
• How high do elevating water devices typically range?
• Which component is most commonly checked during a daily engine start-up?
• What is the maximum output of a typical portable generator used in fire service?
• What is the required stopping distance for new apparatus from a speed of 20 mph?
• What is the NFPA 1002 standard about?
• What should be done if a standpipe/sprinkler system needs to raise its pressure?
• What does head pressure refer to in fire service operations?
• What is the required tank fill line for fire apparatus with water tanks of 1000 gallons or less?
• At what air pressure do air horns typically stop functioning?
• What should a pumper's overall design facilitate?
• At what pressure are discharge gauges typically calibrated?
• What is the purpose of level one staging?
• What is the most common diameter of LDH supply line?
• What is a critical function of portable generators in firefighting?
• What does 'parallel volume' refer to in fire service operations?
• If the discharge pressure drops below 50 PSI during drafting operations, what should the operator do?
• What PSI is recommended for pumpers flowing at 70% capacity?
• What effect does sinuosity or zigzagging have on a hose?
• How can firefighters prevent contaminated water from entering the main water system?
• What is the critical velocity for a 2 1/2 inch hose?
• How many cubic inches are there in a gallon of water?
• What is the weight of one gallon of water?
• What does NFPA 1901 pertain to?
• What is the nozzle pressure for smooth bore hand lines?
• How does atmospheric pressure change with elevation?
• What is the maximum output capacity of vehicle-mounted generators?
• What is a common cause of low pressure in a pump?
• Which is a common issue if air pressure drops below a certain level in fire service equipment?
• How many cubic inches are in a cubic foot?
• What is a typical consequence of running a centrifugal pump without water for an extended period?
• What document outlines the standard for driver/operator professional qualifications?
• What does the term "discharge" refer to in fire service pumps?
• With the same size hose, friction loss varies with what factor?
• Which tool is instrumental for ensuring the safety and efficiency of pumping operations during a fire event?
• In drafting operations, what should be the immediate action if the prime is lost?
• What is the potential consequence of not performing routine maintenance on pumpers?
• What should be monitored closely when drafting water from a static source?
• What does NFPA 1002 require from operators regarding foam system testing?
• What is the most common type of pumper used in fire services?
• How far apart should emergency vehicles traveling the same route stay?
• When should the pump operator check the hose for damages?
• What is the appropriate action for firefighters if water supply from a hydrant is insufficient?
• Where are gated intake ball valves typically located?
• What does it mean when the oil gauge is fluttering?
• How many inches of mercury is equivalent to 13.55 inches of water?
• What is the recommended position for aerial devices when dealing with buildings that are 5 or more stories tall?
• What component of the fire service system is primarily responsible for water flow?
• Not being able to draft is most likely due to what?
• What is residual pressure?
• Industrial foam pumpers are built according to which standards?
• What is NOT part of the daily apparatus inspection?
• What type of apparatus is characterized by having a large complement of ground ladders but no aerial device?
• How many cubic inches are in a gallon of water?
• How long should the engine warm up for in non-emergency operations?
• When adjusting fire pump pressure, what is a common recommended range?
• How can equipment failures be prevented?
• What is the primary concern for maintaining proper pump operation?
• What is pressure in the context of firefighting and pump operations?
• What pressure does a column of water one foot high exert at its base?
• If a nozzle is quickly shut down, where does the water hammer go?
• How long is an intake hose typically for a hydrant?
• What is the weight of a cubic foot of water?
• What is the nozzle pressure for all fog nozzles?
• Which type of pump has no positive blockage between the intake and discharge sides?
• Where should fire apparatus protecting structures during wildland fires be parked?
• What percentage is the friction loss in a 3 inch hose?
• Which pumper has the largest capacity during a relay operation?
• In fire service operations, what does GPM stand for?
• What is the theoretical lift in feet for fire service operations?
• What kind of pump is best known for not having a positive blockage between its intake and discharge?
• What is flow pressure?
• What speed must a new fire apparatus be able to safely stop from?
• What is the maximum acceptable steering wheel play for emergency vehicles?
• What are the three primary ways water pressure can be created?
• What is the maximum pressure for standpipes and sprinklers when supplying the FDC?
• For what duration should priming occur for 1250 GPM pumps?
• If the tip size is reduced and pressure is increased but flow stays the same, what happens to the friction loss?
• What type of pressure is vital to monitor to maintain pump efficiency during operations?
• What is the recommended method for washing fire department vehicles in the first six months?
• What type of systems should not exceed a pressure of 200 PSI when supplied?
• What is the standard flow rate for fire pumps mentioned in practice tests?
• What is an important safety measure regarding firefighters riding on apparatus?
• What should the minimum length of a tank fill line be for fire apparatus with a water tank of 1000 gallons or less?
• What fire apparatus is typically characterized as having high maneuverability and versatility?
• What is considered an overload test for pumping engines?
• How should emergency vehicles distance themselves to ensure safety?
• What is another name for head pressure in pump operations?
• What pressure will one psi exert in terms of feet?
• Where is there typically no shut-off valve located during a fire service operation?
• At what rate does water flow through hose lines typically?
• What is the minimum pump capacity specified for pump design?
• How does cold oil affect pump operation?
• Centrifugal pumps can be shut down for what duration without damaging the impellers from overheating?
• What is the nozzle pressure for smooth bore master streams?
• At what RPMs should the engine be set when leaving the apparatus running?
• What does 'series' equal in relation to firefighting equipment?
• How often should pumpers undergo a service test?
• When pressure governor senses excess pressure, what action does it take?
• What is the typical weight of a midi pumper chassis?
• What does dual pumping refer to?
• What is the weight of a 1 1/2 inch hose that is 50 feet long and full of water?
• What is the maximum pump capacity limitation of PTO drive?
• Where is the best location for the command post during an incident?
• What should a driver do when returning to the fire station?
• At what PSI should pumpers flow at 100% capacity?
• Why is low engine temperature considered bad for a pump?
• When should pumpers be given a service test according to NFPA standards?
• What do Class A pumpers have according to NFPA 1901 standards?
• What is the optimal condition for pumper capacity at draft?
• What does PSF stand for in terms of measuring pressure?
• Is there a shut-off valve located between the FDC and the standpipe connection?
• Which of the following weights corresponds to one gallon of water?
• What should the engine RPMs be during drafting operations?
• What is the most common size water tank on a Class A pumper?
• When establishing a water supply operation, what is crucial to monitor?
• What is the purpose of the volume series control lever?
• When raising pressure in a standpipe/sprinkler system, what is the proper increment for adjustments?
• At what pressure are pumps hydrostatically tested?
• How many sprinkler heads should a 1000 GMP pumper be able to supply?
• For fire apparatus with tanks greater than 1000 gallons, what is the required tank fill line?
• What is level two staging used for?
• What is the term for the loss of pressure felt along the length of the hose?
• What type of pressure is primarily created by a pump?
• At what pressure should hoses be pumped to ensure they do not exceed the annual service test?
• What is the first element in learning to drive safely?
• What is the standard nozzle pressure for all fog nozzles?
• Should firefighters be permitted to ride on the tailboard of fire apparatus?
• How many 2 1/2 inch discharges should a pumper have for every 250 GPM of capacity?
• What occurs if a backflow preventer is not used in a water system?
• Where do centrifugal pumps build up pressure?
• When operating with a hydrant, what is the purpose of the intake hose?
• What is the role of the pressure governor in a fire service pump?
• What is the relationship between flow velocity and friction loss in hoses?
• If your intake gauge shows 15 mmHg, how much lift do you have?
• What is the primary role of a pump operator during an emergency response?
• Which type of device should be positioned next to the building for effective firefighting in high-rise scenarios?
• When should an operator be concerned about head pressure?
• What is a characteristic of the pump capacity in a fire apparatus with a PTO drive?
• What is the role of a check valve in a water system?
• What is the chemical symbol for mercury?
• In drafting operations, what is the role of the strainer?
• What must be considered when operating from an older standpipe system?
• What is the maximum engine pressure allowed for older standpipe systems when supplying the FDC?
• When should relay pumper evolutions be shut down?
• What safety concern is associated with a rear pump for the driver?
• Before operating a changeover valve, what should be done to the engine pressure?
• What is the significance of having an air intake leak in a drafting situation?
• What factor can significantly affect the performance of a fire service pump?
• What is the minimum number of inches of water that should be present around the strainer in drafting operations?
• What action should firefighters take when confronted with an exposed building that has a sprinkler system?
• What is the main function of a pressure governor?
• What is the primary purpose of a changeover valve in firefighting?
• When operating an apparatus from a hydrant with supply lines of 2 1/2 inches or 3 inches, what is the maximum length allowed?
• Driver/operator responsibilities are dictated by which documents?