Master Plumber Exam 1 QUESTIONS WITH ANSWERS

Master Plumber Exam 1 QUESTIONS |\ |\ |\ |\ |\




WITH ANSWERS |\




Type of pump that discharges waste in the sump pit and
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transfers the waste to the house drain. (Max Fajardo) -
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CORRECT ANSWERS ✔✔Sewage Ejector |\ |\ |\




Minimum dimension of a septic tank manhole. - CORRECT
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ANSWERS ✔✔503 mm
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drain that discharges objectionable waste such as acids
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and other chemicals from industrial equipment . -
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CORRECT ANSWERS ✔✔Industrial drain |\ |\ |\




Minimum diameter of pipe of any water closet. - CORRECT
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ANSWERS ✔✔75 mm
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Maximum number of water closets able to discharge into
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a shared 75mm diameter horizontal soil branch -
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CORRECT ANSWERS ✔✔3 |\ |\




Type of sewer that discharges both storm water and
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sewage from households, rendered obsolete due to the
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,health hazards it poses - CORRECT ANSWERS
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✔✔Combination Sewer |\




Airtight receptacle used to expedite the decomposition of
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elements contained in raw sewage, usually located 1.5
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meters from the property line and 15.2 meters from the
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water main or any potable water source. It is comprised
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of two chambers that contain anaerobic bacteria that
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break down wastes. - CORRECT ANSWERS ✔✔Septic Tank
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Term defined as the settling down or separation of solid
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matter suspended in a liquid. - CORRECT ANSWERS
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✔✔Sedimentation


Minimum slope or grade (in %) permitted with 100mm
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(4'') pipes. - CORRECT ANSWERS ✔✔1%
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Lighter organic solid particles found in sewage, cesspools
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and septic tanks, found floating on the liquid. - CORRECT
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ANSWERS ✔✔Scum |\




Term defined as the organic particles that have settled
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down in septic tanks, cesspools or sewage. - CORRECT
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ANSWERS ✔✔Sludge |\

,Minimum WIDTH of a septic tank for residential dwellings.
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(mm) - CORRECT ANSWERS ✔✔900 mm
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Minimum LENGTH of a septic tank for residential
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dwellings. (mm) - CORRECT ANSWERS ✔✔1500 mm
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Minimum DEPTH of a septic tank for residential dwellings.
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(mm) - CORRECT ANSWERS ✔✔1200 mm
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Leading cause of pipe clogs in waste and soil pipes. -
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CORRECT ANSWERS ✔✔Hair |\ |\




Definition of DWV - CORRECT ANSWERS ✔✔Drainage,
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Waste and Vent |\ |\




Definition of ABS - CORRECT ANSWERS ✔✔Acrylonitrile
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butadiene styrene |\




Cross sectional shape of the interior of Polybutene pipes
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(PB). - CORRECT ANSWERS ✔✔Oval
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Minimum size of cleanouts. (mm) - CORRECT ANSWERS
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✔✔38 mm |\

, Type of valve found in the service main, used as a control
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of the water service and shut off valve when service is
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disconnected. - CORRECT ANSWERS ✔✔Corporation Stop |\ |\ |\ |\ |\




Type of valve used to prevent backflow or reversal of flow
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of water, usually found after the water meter. - CORRECT
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ANSWERS ✔✔Check Valve |\ |\




Fitting used to describe the connection of the service pipe
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and water meter. Usually used as the demarcation
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between the property of the water service and water
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supply pipe system residential dwelling or building. -
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CORRECT ANSWERS ✔✔Union Patente |\ |\ |\




Type of pump used to distribute water within a building or
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residence, when an upfeed system cannot provide
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adequate pressure to supply fixtures with potable water. -
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CORRECT ANSWERS ✔✔Booster Pump / Pneumatic Pump
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Type of piping system that is characterized by threading
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and connecting cast iron pipes in the building. - CORRECT
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ANSWERS ✔✔Durham System
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Material used to fuse joints or connections of GI pipes. -
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CORRECT ANSWERS ✔✔Teflon Tape |\ |\ |\