Samenvattingen, Notities en Examens

TESTED AND CONFIRMED A+ ANSWERS NCCER PLUMBING LEVEL 1/193 QUESTIONS AND ANSWERS (A+) The modern word for plumber is derived from the Latin word for - √Answer :A person who works with lead Quiz :LEED applies to all areas of the profession, except - √Answer :Renovation Quiz :Water that comes from laundry and bathtubs and reused in known as - √Answer :Graywater Quiz :Suggested national plumbing standards are called - √Answer :Model codes Quiz :You are offered a job by anoth...

A device that receives water from a water supply line and discharges it into a connected drainage system is called a Correct Answer: fixture Another name for china or vitreous clay, which is often used in expensive fixtures, is molded Correct Answer: vitrified porcelain Because of its versatility, light weight, and relatively low cost, a material that is often used to make plumbing fixtures is Correct Answer: plastic Corner lavatories, raised-back lavatories, and ledge lavatories are...

Apparatus Correct Answer: One tool, which combines a variety of functions, to perform a particular job. Asbestos Correct Answer: A fibrous, fire-resistant substance used in pipe insulation, shingles, wallboard, floor coverings, and certain types of insulation. Now banned by government regulation as a health hazard. Atmospheric hazard Correct Answer: A potential danger in the air or a condition of poor air quality. Benching Correct Answer: A method of protecting workers from cave-ins...

Sleeving Correct Answer: is the act of nesting several pieces of insulation together to build up to a desired thickness A foam insulation material that expands and contracts in response to stress or temperature changes and quickly returns to its original dimensions is called Correct Answer: elastomeric cellular thermal insulation Fire-stopping Correct Answer: is a system of materials and fittings used to prevent the passage of flame, smoke, and/or toxic byproducts of fire through stru...

n relation to aisles or places where people are walking, the tips of sharp tools that are lying on benches or tables should be pointed: Correct Answer: Away from the aisle Prevent rust on the metal parts of tools by applying Correct Answer: light oil To measure offsets, the plumber's rule has markings for Correct Answer: 45 degrees On the hacksaw, the more teeth per inch on a blade, Correct Answer: the finer the cut and the more debris Do not use a hacksaw hen you need a cut that is ...

The act of showing the actual building, room, or object reduced in proportion from full size to a smaller size is called Correct Answer: scaling the drawing The instrument used to draw and measure scaled drawings is an Correct Answer: Architect's scale To establish the limits of a measurement on a drawing, use Correct Answer: extension lines To check for certain practices that must be used in installing and testing a plumbing system, a plumber refers to the Correct Answer: specificat...

Protect plastic pipe from long-term sun exposure because it Correct Answer: will degrade SDR indicates the ratio between a pipe's outside diameter and its Correct Answer: wall thickness The number of types of plastic pipe that the plumbing industry uses primarily is Correct Answer: 6 ABS pipe absorbs heat Correct Answer: slowly An example of a thermosetting plastic is Correct Answer: PE (polyethylene) 2 If you see any indication of damage or cracking at the tubing end, cut off at lea...

The measurement from the base of the hub to the end of the spigot is called the Correct Answer: laying length When installing cast-iron pipe and fittings in structures that are subject to vibration, settling, or excessive corrosion, use Correct Answer: extra-heavy pipe When joining two drains to a single pipe, use a Correct Answer: sanitary cross Tees are typically dimensioned with two numbers, such as 4 x 3. the first number indicates the Correct Answer: diameter of the straight-thro...

Systems that can capture water that is not heavily contaminated and redirect it for certain uses without treatment if allowed by local codes are called Correct Answer: graywater The system inside a building is a circuit of piping designed to remove the wastes from plumbing fixtures and drain safely, reliably, and efficiently is called the Correct Answer: DWV system The seal in a trap protects people from airborne pathogens (germs), foul odors, and potentially explosive sewer gases, is ...

To provide water treatment in private systems with quality and water hardness problems, install a Correct Answer: sediment and carbon filter On reason that municipal water treatment is more complex than private treatment is that Correct Answer: millions of gallons of water per day are processed After municipal water is aerated, it is pumped into a clarifier to be Correct Answer: coagulated The pipes that carry municipal water from the treatment plant to buildings are called Correct Answ...