Residential Energy Audit - Chapter 2

96 Questions | Total Attempts: 228

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Residential Energy Audit - Chapter 2

Residential Energy: Cost Savings and Comfort for Existing Buildings [Book] by John Krigger, John Krigger & Chris Dorsi - House & Home - Saturn Resource Management, Inc. (2004) - Paperback - 318 pages


Questions and Answers
  • 1. 
    The amount of heating energy needed by the home during the heating season is the sum of:
    • A. 

      Heat transmission through the floor

    • B. 

      Exterior walls

    • C. 

      Ceiling

    • D. 

      Air leakage

    • E. 

      Solar radiation & Internal heat production

  • 2. 
    Total heating energy and total cooling energy does not include the inefficiencies of the heating & cooling system.
    • A. 

      True

    • B. 

      False

  • 3. 
    Identify the most likely older framing technique
    • A. 

      A is characteristic of older homes.

    • B. 

      B is characteristic of older homes.

  • 4. 
    Choose the correct statements:
    • A. 

      A is a drawing of platform framing

    • B. 

      B is a drawing of platform framing

    • C. 

      A is a drawing of balloon framing

    • D. 

      B is a drawing of balloon framing

  • 5. 
    In which one of the two drawings will the wall cavities most likely be connected to the to the attic and the basement?
    • A. 

      A

    • B. 

      B

  • 6. 
    In which one of the two drawings will you find pre-build roof trusses, platform framing  and 4'x8' - sheets of plywood or OSB sheating material for walls, floors and ceiling?
    • A. 

      A.

    • B. 

      B.

  • 7. 
    A plane defined by insulation and an air barrier is known as an _________ ___________
  • 8. 
    In hot climates energy efficient homes:
    • A. 

      Block solar radiation with exterior shade such as trees

    • B. 

      Reflective surfaces

    • C. 

      Window shading

    • D. 

      Have large cooling systems installed

  • 9. 
    Balloon framed construction are often found in homes build before _____________.
    • A. 

      1980

    • B. 

      1960

    • C. 

      1940

    • D. 

      1900

  • 10. 
    It is possible that you may find aspects of both platform frame construction and balloon frame construction in the same home.
    • A. 

      True

    • B. 

      False

  • 11. 
    When considering building structural types, which of the following statements are true?
    • A. 

      A = Planer structure

    • B. 

      A = Skeletal structure

    • C. 

      B = Skeletal structure

    • D. 

      B = Planer structure

    • E. 

      C = Skeletal/Planer Combination

  • 12. 
    The exterior walls of some homes are made completely from masonry materials: block, stone, brick or concrete. Indicate which of the following is also true about masonry materials.
    • A. 

      Masonry materials have listed R-values.

    • B. 

      The mass of masonry materials can slow heat transmission significantly

    • C. 

      Neither of these are true

  • 13. 
    Building portrusions and indentations lead to an increased number of seams and surface area.
    • A. 

      True

    • B. 

      False

  • 14. 
    Which of the following are known as points of weakness in a building structure?
    • A. 

      Porches

    • B. 

      Roof overhangs

    • C. 

      Shafts containing chimneys and pipes

    • D. 

      Indented doorways & windows

    • E. 

      Crawl spaces and basements connecting the home to the outdoors

  • 15. 
    Outdoor air and indoor air can mingle
    • A. 

      When wall cavities are partially or completely devoid of insulation.

    • B. 

      When suspended ceilings are installed between floors.

    • C. 

      Through attics and roof cavities

    • D. 

      Where plumbing pipes and wiring enter the building.

    • E. 

      Building cavities are used as ducts.

  • 16. 
    Mobile home point of weakness are:
    • A. 

      Suspended ceilings between floors

    • B. 

      Torn or missing belly paper

    • C. 

      Joints between the halves of double-section homes

    • D. 

      Joints between the main structure and building additions.

    • E. 

      Plumbing penetrations

  • 17. 
    Indicate which of the following portrutions , indentations, and penetratios are weakenesses found in multi family buildings?
    • A. 

      Thermal bridging from steel and aluminum coponents.

    • B. 

      Torn or missing belly paper

    • C. 

      Protruding or recessed balconies, eaves, canopies and windows

    • D. 

      Rooftop protrusions and penetrations, such as rooftop elevator shacks and air handlers

  • 18. 
    Which of the following are common conduits for air leakage that allow indoor air and outdoor air to mix in multi family buildings?
    • A. 

      Suspended ceilings, supply ducts in floor and ceiling cavities, building cavities used as return ducts

    • B. 

      Elevator shafts, plumbing shafts

    • C. 

      Chimneys, stairwells

  • 19. 
    The rate of heat transmission depends on ___________ and ______________.
    • A. 

      Location

    • B. 

      Relative humidity

    • C. 

      Thermal resistance

    • D. 

      Surface area

    • E. 

      Air leakage

  • 20. 
    Air leakage in cubic feet of air per minute (CFM) depends on the _______________ and the _____________________.
    • A. 

      Indoor and outdoor pressure differences

    • B. 

      Indoor pressure differences

    • C. 

      Surface area of the shell

    • D. 

      Surface area of the holes of the shell.

  • 21. 
    Windows are a bigger concern than doors because:
    • A. 

      Significant surface area

    • B. 

      Low thermal resistance

    • C. 

      Door have a relative small combined service area

  • 22. 
    During summer the main heat driving force is _________________.
    • A. 

      Solar radiation

    • B. 

      Outdoor and indoor temperature differences.

  • 23. 
    A building's thermal resistance determines how much  heat transmits through the shell.
    • A. 

      True

    • B. 

      False

  • 24. 
    When we say that insulation resists heat transmission , we mean it resists:
    • A. 

      Convection

    • B. 

      Radiation

    • C. 

      Conduction

    • D. 

      Non of these

  • 25. 
    In the case of an uninsulated wall cavity, __________________ and _________________ dominate  heat transmission.
    • A. 

      Radiation

    • B. 

      Conduction

    • C. 

      Convection

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