Pump capacity - Study guides, Class notes & Summaries

S13 standpipe test Questions Complete Solutions Which option best describes a the term: Operational - ANSWER- Water availability An Automatic Standpipe System is - ANSWER- A standpipe system that is attached to a water supply capable of supplying the system demand at all times and that requires no action other than opening a hose valve to provide water at hose connections. Auxiliary water supply - ANSWER- supplementary source of water for a standpipe and/or sprinkler system. Control Va...

On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - ANSWER6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - ANSWERPrevent Oxidation The water that results from a defrost cycle of an air to air heat pump(runoff) must? - ANSWERDrain off and away from the outdoor coil. Why must the runoff be drained off and away from the outdoor coil? - ANSWERExcessive ice can build up on t...

According to NFPA 1901, fire department pumpers should have a minimum pump capacity of: A. 250 gpm B. 500 gpm C. 750 gpm D. 2,000 gpm - Answer C. 750 gpm Which consideration would MOST likely be taken into account when positioning an aerial apparatus fire pump? A. Time of day B. Direction of the Wind C. Reach of the aerial device D. Number of available personnel - Answer C. Reach of the aerial device Which of the following statement about rescue tools is MOST accurate? A. Powe...

What is the main reason for assuming the HELP position when you are stranded in the water? - ANSWER-reduces heat loss What is the important safety information found on a boat's capacity plate? - ANSWER-maximum weight and/or number of people the boat can carry safely What is the best way to avoid overloading your boat? - ANSWER-Don't exceed the limits listed on the capacity plate. What should you leave with a friend or relative before a long outing on the water? - ANSWER-float plan ...

How DC motors operate? Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. Armature: (Definition) The rotating windings of a DC motor. The ____ is a movable electromagnet located between the poles of another fixed permanent (field) magnet as shown. Armature A twisting force called ______ must be developed. _____ is produced by mounting a loop in a fixed magnetic field and as long as the fields of the magnet and armatu...

Why should the pumps in a lift station not start and stop frequently? Pump in a lift station should not start and stop frequently because frequent motor starts cause excessive wear on equipment and may cause surges in the Wastewater flow. Also, frequent starting will increase power cost. What problems develop in a wet well that is too large? If a wet well is too large, solids will tend to accumulate on the bottom because the wet well will be acting as a settling tank, accumulated solids...

HVAC NATE Heat Pump Exam (Latest 2024 / 2025 Update) 100% Correct Questions and Verified Answers | Grade A Question: What is the capability of electronic programmable room thermostat to reset the set point early so that the space temperature reaches a set temperature at a specific time called? Answer: Computed recovery Question: What is an important reason for using electronic controls? Answer: They can make decisions based on many inputs. Question: When using a dou...

7.48 - Answer How many gallons of water in 1 cubic foot? 62.4 lbs/ft^3 - Answer Weight of water? Pressure = Force / Area - Answer Formula for pressure? Water works supply - Answer What type of water supply is preferred? The size of the system riser - Answer For a pipe schedule design, the underground supply must be a minimum of? Hose stream demands - Answer If pumps serve only sprinklers, they are permitted to be sized to provide the flow needed for the sprinkler syste...

SDI Intro to Firearms Questions and Answers 100% Correct Running electrical, setting up an inspection with your local office, and remodeling are all considerations for what kind of gunsmithing shop? Outbuilding If a machine is in good working condition, making adjustments and taking measurements while the machine is running is completely acceptable. True or False? False If a customer enters your facility and discusses the type of round that was used to kill their deer, would you consider this...

FAE Questions (ILLINOIS) Questions and Answers Graded A+ The Pressure at the base of a column of water is based on: a) The Weight of the water b) The atmospheric pressure c) The diameter of the column d) The temperature of the water a)The Weight of the water The change from pressure mode to volume mode should be made: a) When the pump Must deliver more than 25% of its rated capacity b) When the pump must deliver more than 50% of its rated capacity c) When the pump must deliver mo...