Exam (elaborations)
Ch 14 water supply systems Questions and Answers 2024
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Ch 14 water supply systems
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Ch 14 water supply systemsa jet siphon is used for which application - answer transferring water between portable
tanks
according to NFPA what is the minimum distance between the center of a fire hydrant
outlet and the finished grade of the ground around the hydrant - answer18" (45 cm)
another term for head pressure is - answer elevation pressure
frictions loss is _______ proportional to the length of the hose - answerdirectly
in a well designed water distribution system which type of pattern do the water mains
follow - answergrid
in areas of western US where aircraft are used to fight wild land fires, which is used for
automotive water supply apparatus - answertender
on a wet barrel hydrant where is the valve located - answeron each outlet
portable pumps can deliver a max of ______ gpm - answer500 gpm
the flow or quantity of water moving is usually measure in - answergallons per minute
gpm or liters per minute
the pressure in a system when no water is flowing is called - answerstatic pressure
pressure remaining in a water distribution system when water is flowing is called -
answerresidual pressure
the quantity of water that is being moved through a pipe or hose is termed - answerflow
what is hard suction hose most commonly used for - answerdrafting water from a static
water source
what is the decrease in pressure that occurs as water moves through a hose -
answerfriction loss
what should be done to avoid water hammer - answeropen and close all valves slowly
where is a dump valve located - answeron a mobile water supply apparatus
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