National Plumbing Code Of The Philippines

10 Questions

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Plumbing Code Quizzes & Trivia

National Plumbing Code of the Philippines Definition of Terms


Questions and Answers
  • 1. 
    Is the unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying water to a tank, plumbing fixture , or other device and the flood level rim of the receptacle
    • A. 

      Air Gap

    • B. 

      Air Space

    • C. 

      Air Vant

  • 2. 
    Is the flow of water, or other liquid mixture or substances into the distributing pipes of a potable supply of water from any source, other than its intended source
    • A. 

      Back Flow

    • B. 

      Back Siphon

    • C. 

      Back pressure

  • 3. 
    Refers to the back flow of used contaminated or polluted water from a plumbing fixture or vessel into a water supply pipe due to negative pressure in such a pipe
    • A. 

      Back Siphonage

    • B. 

      Back flow

    • C. 

      Back pressure

  • 4. 
    Refers to any group of two or more similar adjacent fixtures which discharges into a common horizontal waste pipe or soil branch
    • A. 

      Battery of Fixture

    • B. 

      Group of Fixture

    • C. 

      Branch of Fixture

  • 5. 
     is any part of piping system other than the main riser or stack
    • A. 

      Branch

    • B. 

      Stack

    • C. 

      Horizontal part

  • 6. 
    Is plugging an opening with an oakum, lead or other materials, that are pounded into place or opening.
    • A. 

      Caulking

    • B. 

      Oakuming

    • C. 

      Plugging

  • 7. 
    Is a drain from two or three fixture connected to a single trap. It is also called a dual vent.
    • A. 

      Common Vent

    • B. 

      Surface Vent

    • C. 

      Double Vent

  • 8. 
    Is the minimum cross sectional area at the point of water supply discharge, measured or expressed in terms of diameter of a circle. If the opening is not a circle ,the diameter of a circle that is equivalent the cross sectional area
    • A. 

      Effective Opening

    • B. 

      Surface Opening

    • C. 

      Supply Opening

  • 9. 
    Is a  quantity in terms of which the load producing effects on the plumbing system of different kinds of plumbing fixtures are expressed on some arbitrarily chosen scale
    • A. 

      Fixture Units

    • B. 

      Fixture measure

    • C. 

      Unit of Fixture

  • 10. 
     is a device located at the bottom of the tank for flushing water closets and similar fixtures.
    • A. 

      Flash Valve

    • B. 

      Flushometer Valve

    • C. 

      Relief Valve