NFPA 1002 Pump Operations Practice Test

These questions are part of the practice quiz. Start practicing

• In a relay pump scenario, what is the effect of opening a downstream discharge valve too quickly?
• What is reverse lay water supply and when is it typically used?
• The purpose of the fire pump is to supply water at the required pressure and ______.
• What describes the standard priming procedure for a centrifugal pump drawing from a static water source?
• If friction loss increases on a run while maintaining the same nozzle flow, what adjustment is typically required to maintain nozzle pressure?
• Define nozzle pressure and explain its importance in pump operations.
• A blocked intake strainer is typically indicated by what signal on the pump's instrumentation?
• Which factor is not a significant factor in calculating friction loss?
• Which factor beyond friction loss and GPM should be considered when selecting hose sizes for a given attack plan?
• If no detectable play is observed, what does this imply regarding the spec?
• During a long-duration operation, when should you reduce throttle on the pump?
• In firefighting pump operation, why is it important to manage valve and nozzle movements carefully?
• During relay pumping, which threshold triggers cavitation warning?
• An apparatus and crew arrive on scene at a single-family dwelling, and there are evident fire conditions. Where does the pump operator locate the apparatus?
• What term describes any pressure less than atmospheric pressure?
• If you are pumping from a draft and the strainer is becoming blocked, you will be able to recognize it when the:
• During vehicle inspections for firefighting operations, what is the primary reason to check under the vehicle?
• Explain the purpose of isolation valves and cutoffs on the intake side and how to use them properly.
• What is the purpose of looking under a truck during vehicle inspections?
• Why is it important to verify a pump's cooling system during operation, and what signs indicate overheating?
• Which statement best describes the general advantage of water as an extinguishing agent?
• How does friction loss influence the required discharge pressure when delivering a fixed nozzle flow?
• A standard fire department pumper should prime within:
• Which safety measures should be observed when operating a pump near heavy traffic or unstable ground?
• While drafting and flowing water, a pump operator sees a reading of -75 kPa on the compound gauge. What does this indicate?
• Which factor most directly affects the discharge pressure when the engine speed is constant?
• If a firefighter on the move is unbelted to don SCBA, what should the operator do?
• If a nozzle firefighter closes the bale of his nozzle, his individual line gauge will:
• What equipment considerations are involved in selecting hose sizes for a given attack plan?
• If a firefighter operating a nozzle switches from high to medium without informing the pump operator, what will happen?
• If steering wheel play is 12 degrees, what must be done?
• Optimum water volume during drafting from a source is achieved when the water surface is located how many meters below the pump?
• When you notice a leaking discharge coupling during pumping, what steps should you take?
• At 1700 kPa, the pumper is rated at what percentage of its rated capacity?
• What is the best method to prevent water hammer?
• What is the advantage of stopping the apparatus short of the hydrant?
• Why is ensuring an uninterrupted water source important during priming?
• Which action should be performed to verify the accuracy of discharge gauge readings?
• For drafting purposes, how is lift measured?
• Which unit is used to express steering wheel play in the specification?
• What is the primary function of the fire department pumper?
• Explain how a governor maintains a stable engine speed and how this affects pump discharge performance.
• At 1350 kPa, the pumper is rated at what percentage of its rated capacity?
• The allowable steering wheel play can be in which directions?
• What is the function of the intake relief valve (IRV) on a fire pump and when should it be used?
• For a 6000 L/min pump, what is the maximum time allowed to prime?
• The residual pressure is read on which gauge?
• Which is the recommended pre-test check sequence before starting a pump test?
• In water shuttle operations, which statement best defines the dump site?
• A blocked draft is most readily detected by which instrument showing increased negative pressure?
• Calculate theoretical friction loss for a 65 mm hose line 60 m long operating at 950 l/min.
• Which steps help mitigate cavitation in a pump?
• What is the essential sequence for charging a standpipe or large-diameter line from the pump?
• Which scenario indicates noncompliance with the 10-degree limit?
• If, after opening a hydrant, the engine suction gauge drops below the safe operating range, which steps should be taken?
• Why should the bleeder valve be opened before opening the hydrant gate during a transition to hydrant supply?
• Which authority is typically responsible for addressing hazards caused by downed power lines blocking firefighting water sources?
• What is the advantage of stopping short of the hydrant outlet?
• The mechanism that moves foam concentrate into the water stream via an inline eductor is known as what?
• In a two-pump relay, what is the purpose of keeping both pumps aligned during a discharge pressure increase?
• Closing the bale of a nozzle causes the line gauge to do what?
• An electronic pressure control governor regulates pump pressures by adjusting
• If the nozzle crew reports not enough foam at the nozzle, how should the pump operator correct this problem?
• In conjunction with PPE, what class of safety vest is required to work at a roadway incident?
• A pumper is rated at 100% at 1000 kPa, 70% at 1350 kPa, and 50% at 1700 kPa. At which pressure is the pumper rated at 70% of its rated capacity?
• What is the recommended practice for securing a large-diameter supply hose during pump operations?
• Which statement best describes how to verify the accuracy of discharge gauges?
• Fire department pumpers are listed by:
• After addressing a leaking discharge coupling, what is a recommended first step?
• Surge of energy in the opposite direction caused by suddenly stopping water moving through a hose or pipe
• Which components are included in discharge pressure calculations alongside nozzle pressure?
• Which act provides the legal basis for establishing a municipal fire service in Ontario?
• What is the procedure to increase the efficiency of water shuttle operations?
• During a pre‑trip inspection, a leak is found in the air brake system. What is the first step to remedy this situation?
• When selecting a foam proportioner, which factors are typically considered?
• Which statement best describes friction loss in hose lines?
• Which factors are primarily considered when selecting a foam proportioner?
• What is the purpose of venting on the suction side of a pump system?
• When water suddenly stops moving through a hose, what is the result?
• What is the unit used for the friction loss factor for rise in elevation?
• Which type of pump is used as a priming pump in typical operations?
• Is 0 degrees of steering wheel play within the allowed range?
• If nozzle pressure is 60 psi and there is a friction loss of 20 psi along the attack line plus an elevation head of 10 psi, what discharge pressure should the pump be set to?
• What term describes the friction between water and the hose interior?
• Which principle drives foam concentrate through an inline foam eductor into the water stream?
• Describe how to determine an initial engine discharge pressure when given a target nozzle pressure and known friction losses.
• What is the term for pressure that is lower than atmospheric pressure?
• What steps would you take to maintain safe navigation and operation when multiple hoses and lines are in use on scene?
• Which legislation allows for the establishment of a fire service in Ontario?
• What is the method for estimating friction loss for a 2.5-inch attack line running at 150 GPM over 200 feet?
• In water shuttle operations, what term describes the area where water is offloaded from a tanker to continue firefighting operations?
• Which factors primarily differentiate pressure needs between attack lines and supply lines?
• What are typical nozzle pressures for solid bore, fog nozzle, and master stream?
• How much friction loss should be added to any calculations involving master stream devices?
• List three NFPA 1002 pump operator safety requirements that must be observed on every operation.
• How would you identify potential suction entrainment entering the pump and what actions would you take to mitigate it?
• Why is wind direction a factor when positioning a fire apparatus?
• In the scenario where a pump draws 700 kPa from its tank and is connected to a hydrant at 350 kPa with no relief valve set, the statement 'the maximum discharge pressure equals the sum of the tank pressure and hydrant pressure' is:
• If a technician records 0 degrees of play, this means the steering system is within spec.
• It is necessary to re-set the relief valve every time you add an additional hose line.
• Compare drafting from a static water source to pumping from a hydrant, highlighting one key advantage of hydrant supply.
• When attack lines are used intermittently during pump operations, how does a pump operator ensure the pump does not overheat?
• What unit is used to express nozzle and pump pressures in this material?
• Calculate theoretical friction loss for a 45 mm hose line 75 meters long operating at 375 l/min.
• State the general relationship among discharge pressure, friction losses, and nozzle pressure used in pump calculations.
• Friction loss factor for rise in elevation is ______.
• What is the primary difference between a supply line and an attack line, and how does it affect pump discharge pressure settings?
• How does a pump operator detect that the intake strainer is blocked?
• Calculate theoretical friction loss for a 38 mm hose line 75 meters long operating at 375 l/min.
• What is a low water alarm on a pump and what actions should you take if it activates?
• Which hose size yields 259.45 kPa friction loss at 75 m and 375 l/min?
• What steps would you take to troubleshoot a low suction pressure reading while drafting?
• What is the friction loss in 120m of 65mm hose flowing 1200 L/min?
• Which pump type is used as a priming pump in typical operations?
• If steering wheel play is measured at 10 degrees, what is the appropriate action?
• Which statement accurately describes the purpose of a master stream fog nozzle and its relation to nozzle pressure?
• Excess steering wheel play relates to rotation of which part?
• Describe the proper technique for testing and verifying the intake and discharge gauges on a newly serviced pump.
• The roughness of the inner liner of a hose is commonly called the ____________________.
• Which of the following is an advantage of using water as an extinguishing agent?
• What nozzle reaction does a 32mm tip with 350 kPa nozzle pressure produce?
• What is the collapse zone of a building?
• What is forward lay water supply and when is it typically used?
• The action when steering wheel play exceeds the maximum?
• You are operating a 3000 L/min pump at 1000 kPa. If you increase the pressure to 1400 kPa, you would be:
• Which hose size yields 400.78 kPa friction loss at 75 m and 375 l/min?
• While the apparatus is in motion, a firefighter in the back is taking off their seatbelt to don an SCBA. What should be done?
• Which term refers to the portion of total available pressure not used to overcome friction or gravity?
• Which factors influence the selection of a pump to meet a given firefighting scenario?
• The fire department connection in front of a high-rise is vandalized. How does the pump operator charge the standpipe system?
• If the pump operator is supplying 3 lines and has his relief valve set and one of the firefighters shuts down his nozzle, the pump operator will see the following reaction on his panel:
• Why is it important to keep the pump throttle within the manufacturer's recommended range, and what are signs of over-throttling?
• Identify three primary pump operator responsibilities upon arriving at a fire scene.
• The expression 0.067 d^2 x / NP is used to estimate the flow for which nozzle type?
• A centrifugal pump:
• A pump operator notices foam of very poor quality when using an inline educator. What is the most likely cause?
• If a pump operating at 700 kPa from its tank is connected to a hydrant with a pressure of 350 kPa and the relief valve is not set, the maximum discharge pressure of the pump will be:
• If friction loss scales linearly with length, what is the friction loss for 180 m of the same hose given 90 m has 490 kPa?
• When you reposition a suction line, which action is often necessary to aid priming?
• What is the difference between a positive-pressure priming system and a negative-pressure priming system?
• The volute is designed to:
• In drafting, what term describes the vertical distance from the water surface to the pump intake?
• When building collapse is a possibility, trucks should be placed a minimum distance equal to how many times the building's height?
• The formula .067 d^2 x / NP is used to estimate which quantity for a solid stream nozzle?
• When testing the priming system, the pump fails to achieve -75 kPa during the vacuum test. What should the operator do?
• How is an annual capacity check performed?
• What is the minimum residual pressure reading on a compound gauge when working off a pressure source?
• How does hose diameter affect friction loss and discharge pressure for a given nozzle flow?
• What is the function of the pump primer valve?
• Water may be delivered to a fire pump by the following means.
• A solid master stream device should be operated at approximately what pressure?
• If downed power lines block access to the water supply, which agency is responsible for mitigating the hazard?
• Which term describes stored potential energy in the water column that can push water through hose when water is not moving?
• A truck operating from draft with a lift of 6 meters has an approximate efficiency of what percent of its rated capacity?
• A hydrant with the largest capacity is connected to which part of the system?
• For which type of nozzle is it important for the firefighter to communicate the nozzle setting with the pump operator?
• At 1000 kPa, the pumper is rated at what percentage of its rated capacity?
• The auxiliary cooler valve is designed to:
• Water enters the centrifugal pump through the:
• Excess steering wheel play that exceeds the limit indicates a need to inspect which components?
• If the friction loss in 90 m of hose is 490 kPa, what is the friction loss in 135 m of the same size hose carrying the same flow?
• Which statement best describes cavitation in a pump?
• What is air binding, and how can you avoid it when priming a pump?
• During post-operation shutdown, which action should be performed with the discharge valve?
• Describe how you would coordinate with a second pump operator during a relay operation to maintain consistent discharge pressure at the nozzle.
• Which action is a direct part of the post-operation shutdown to prevent hose movement?
• Which statement best describes the purpose of the auxiliary cooler valve?
• What is the function of a discharge manifold and when would you employ one?
• Which statement best describes the effect of increasing the dump tank size in water shuttle operations?
• What is elevational head and how does it impact discharge pressure calculations?
• An apparatus has a 5000 L tank supplying two pre-connected handlines at 600 L/min and 400 L/min. How many minutes of agent application are available?
• NFPA 1500 increases safety for fire apparatus design by requiring what?
• During drafting, which action regarding the intake strainer helps prevent suction issues?
• Master stream devices generally require what discharge pressure range?
• The specification for steering play is expressed in which unit?
• If building collapse risk is present, which distance guideline applies for placement of trucks?
• What is the primary role of a safety officer on the scene when multiple hoses are deployed?
• If the target nozzle pressure is 100 psi, and total friction losses are 25 psi with 15 psi elevation losses, what is the required initial discharge pressure?
• When backing up apparatus, what must be in place?
• Why should lines be kept out of travel paths during pumping operations?
• What is a key benefit of hydrant supply over drafting from a static source?
• What is the term describing the pressure remaining after subtracting losses from the total available pressure?
• When charging a standpipe from the pump, which valve operation helps avoid surge pressures?
• Which of the following is NOT a consideration when selecting a pump for a firefighting scenario?
• A relief valve that is activated will dump the excess pressure to the:
• How is an annual capacity check performed?
• What is a potential effect of a clogged intake screen on pump performance?
• When changing from a tank to pump operation to a pressurized (hydrant) operation, the bleeder valve on the hydrant supply line gate should be opened to:
• If intake pressure drops below 140 kPa during relay pumping, what does the signal indicate?
• Which statement correctly describes the use of a discharge manifold?
• What is the purpose of wheel chocks during pump operation near traffic?
• Name three key checks you should perform before starting a pump test.
• Name a hazard associated with relay pumping.
• What defines friction loss and what factors influence its magnitude in a hose assembly?
• Why is controlling steering wheel play important in pump operation?
• Which of the following is not a significant factor in calculating friction loss?
• Most constant flow hand nozzles are designed to operate at a nozzle pressure of?
• What is the maximum allowable excess steering wheel play?
• During a pre‑trip inspection, a pike pole is missing from vehicle inventory. What should be done?
• What is the term for stored potential energy available to force water through pipe, fittings, hoses, and adapters?
• What is the purpose of performing a hydrant flow test during water supply operations?
• Which value represents the maximum allowed steering wheel play?
• Which hose size yields 171.65 kPa friction loss at 60 m and 950 l/min?
• On the pump operator's panel, when three lines are in use and one line is shut down, what is the expected overall reaction?
• How is the transition made from the water tank to the external water supply?
• When responding to an emergency incident, how does the fire apparatus driver/operator respond at an intersection with a red light?
• Which combination yields a nozzle reaction of 538 kPa in the example?
• During a relay operation, when should the upstream pump operator adjust to maintain nozzle pressure?