Copper pipe Study guides, Class notes & Summaries

What is the result if the neutral wire becomes open on a multiwire circuit having unequal loads? Select one: a. The load of higher resistance would overheat and probably be damaged. b. The load of lesser resistance would overheat and probably be damaged. c. No effect until one load is turned off or opens. d. No effect. The load of higher resistance would overheat and probably be damaged. Refer to Figure 128.202. ___ volts are applied across the water heater element. S...

COSC 325 Houston (plumbing) Questions and Answers SS - Correct Answer️️ -Sanitary Sewer ABS - Correct Answer️️ -Black plastic material VTR - Correct Answer️️ -vent through roof Primary Purpose of roof vent - Correct Answer️️ -Let air into system What division is plumbing - Correct Answer️️ -22 Invert Depth - Correct Answer️️ -elevation of the bottom inside of the pipe DW - Correct Answer️️ -Domestic Water CPVC (chlorinated polyvinyl chloride) - Correct Answer...

Illinois State Plumbing Exam with Correct Answers Chemical substance that does not allow oxides to form on freshly cleaned copper before soldering or brazing. - ANS ️️ Flux Where is an escutcheon ring used? - ANS ️️ The outside of the stub out pipe A waste pipe that discharges into and through an approved open connection. - ANS ️️ Indirect Waste Pipe Which 2 parts of a trap are used to measure the depth of the trap seal? - ANS ️️ The crown weir and the top of the dip of th...

ASPE CPD Study Questions AH with complete solutions. Front - correct answer. Back What is the specific weight of water? - correct answer. 62.4 lbs per cubic foot What happens in a storm and sanitary system after it passes the water test? - correct answer. A smoke pressure test is recommended with a smoke pressure of 1 in wc to prove the system gas tight. Is an air test acceptable for a storm and sanitary system? - correct answer. Yes, if a water test is not poss...

The information printed on the outside of copper tubing does not include the joining method. correct answer: True Because of the pipe material's flexibility, manifold plumbing distribution systems are commonly made using ____. correct answer: PEX pipe An adjustable wrench is a smooth jawed wrench used for turning nuts, bolts, small pipe fittings and chrome-plated pipe fittings. correct answer: True _________ can occur due to material failure or poor workmanship. correct answer: Lea...

The modern word for plumber is derived from the Latin word for - ANSWER-A person who works with lead LEED applies to all areas of the profession, except - ANSWER-Renovation Water that comes from laundry and bathtubs and reused in known as - ANSWER-Graywater Suggested national plumbing standards are called - ANSWER-Model codes You are offered a job by another contractor before you have fulfilled your current obligations. The professional response is to - ANSWER-Ask the contractor to w...

Which agency sets legal limits on the concentration levels of harmful contaminants in potable water distributed to customers? - Answer-US Environmental Protection Agency The number of monthly distributions system bacteriologiacal samples required is - Answer-Based on the population served What is the maximum contaminant level for total trihalomethanes (TTHM) in the united States? - Answer-0.080 mg/L Under the Surface Water Treatment Rule, disinfection residuals must be collected at the sam...

Level 1 Water Distribution Practice Test 2023-2024 Questions and Answers 100% CorrectLevel 1 Water Distribution Practice Test 2023-2024 Questions and Answers 100% CorrectLevel 1 Water Distribution Practice Test 2023-2024 Questions and Answers 100% CorrectLevel 1 Water Distribution Practice Test 2023-2024 Questions and Answers 100% Correct The minimum and maximum chloride residual in a water distribution system is ? - ANSWER-0.2 mg/l and 4mg/L of free chlorine Nitrate may not exceed what conc...

What are the 3 funtions of an Oil Burner nozzle? - Answer- Atomize, Meter, Patter. What are the 2 voltage circuits of a primary control? - Answer- Line & Low. What is the function of a fuse? - Answer- Protect circuit. What is the High Limit cut out? - Answer- Max safe Temp or Pressure setting. What is the High Limit cut in? - Answer- Cut out minus Differential. What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? - Answer- 45 Seconds. What is the minimum stack ...

PVC pipe correct answer: schedule 40, schedule 80, and (DWV) CPVC correct answer: rated for 180°F at 100 (psi) ABS pipe correct answer: used for building drain, waste and vents Polybutylene (PB) pipe correct answer: flexible tubing used for coldwater building supply and underground sprinkler systems Polyethylene (PE) pipe correct answer: for industrial piping systems, as well as for buried gas and water pipelines. Polyproylene (PP) pipe correct answer: used for industrial...