ARC371: Insulation Materials in Thermal Environmental Control
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Questions and Answers

What is the formula to calculate the R-Value of insulation?

  • Thickness of insulation (Inch) x 3.5 (correct)
  • Thickness of insulation (Inch) x 2.5
  • Thickness of insulation (Inch) x 5.5
  • Thickness of insulation (Inch) x 4.5

Where should insulation be extended to reduce air flows?

  • Only into joist space
  • Into joist space and between the studs and rafters of exterior walls and roof (correct)
  • Nowhere, it is not necessary
  • Only between the studs and rafters of exterior walls and roof

Which of the following is NOT a location where insulation is recommended?

  • Attic door
  • Floors above cold spaces
  • Foundation walls below ground level (correct)
  • Ceilings with cold spaces above

What is the purpose of insulating band joists?

<p>To reduce heat loss (A)</p> Signup and view all the answers

What is the primary function of insulation materials in a building?

<p>To slow down conductive and convective heat flow (B)</p> Signup and view all the answers

What type of heat flow do insulation materials slow down?

<p>Conductive and convective heat flow (D)</p> Signup and view all the answers

What does the R-value of an insulation material indicate?

<p>The material's thermal resistance (A)</p> Signup and view all the answers

Why can thermal insulation materials also act as sound absorption insulation?

<p>Because of their porous structure (B)</p> Signup and view all the answers

What is one of the benefits of using insulation materials in a building?

<p>Conserving energy by reducing heat loss or gain (B)</p> Signup and view all the answers

Which of the following locations requires insulation according to the text?

<p>Walls between living spaces and unheated garages (C)</p> Signup and view all the answers

What is another function of insulation materials besides conserving energy?

<p>Facilitating temperature control of process (C)</p> Signup and view all the answers

What is an alternative to floor insulation?

<p>Insulating the foundation walls of unvented crawl spaces (D)</p> Signup and view all the answers

What is the typical thickness range of thermal insulation layers used in construction?

<p>50-100mm (B)</p> Signup and view all the answers

What is the result of using insulation materials with high R-values?

<p>Greater insulating effectiveness (C)</p> Signup and view all the answers

What is the primary purpose of thermal insulation layers in construction?

<p>To reduce heat transfer (B)</p> Signup and view all the answers

What can be downloaded from the provided link https://www.servicetitan.com/tools/hvac-load-calculator?

<p>HVAC load calculator tool (D)</p> Signup and view all the answers

What is the relationship between thermal insulation and sound absorption?

<p>They can be related, as some materials can serve both purposes (B)</p> Signup and view all the answers

What is recommended to watch after a specific point in the provided content?

<p>The provided YouTube video links (C)</p> Signup and view all the answers

What is the additional BTU needed for a person living at home?

<p>100 (B)</p> Signup and view all the answers

How many BTUs are added for each exterior door in the HVAC load calculation?

<p>1,000 (C)</p> Signup and view all the answers

What is the purpose of calculating the HVAC load?

<p>To estimate the sufficient heating and cooling capacity (C)</p> Signup and view all the answers

What is the primary purpose of active thermal environmental control?

<p>To maintain a consistent indoor temperature (C)</p> Signup and view all the answers

What is the base BTU calculation for a 2,500 square foot room?

<p>62,500 (D)</p> Signup and view all the answers

Which of the following sources provides information on common insulation materials used in buildings?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following insulation materials has the highest R-value?

<p>Spray foam (C)</p> Signup and view all the answers

What is an alternative to manual HVAC load calculation?

<p>Using a software or online calculator (A)</p> Signup and view all the answers

What is the primary factor that determines the effectiveness of insulation materials?

<p>R-value (B)</p> Signup and view all the answers

Which of the following is a common application of insulation materials?

<p>Thermal insulation (C)</p> Signup and view all the answers

What is the role of cryogenic insulation materials?

<p>To maintain extremely low temperatures (B)</p> Signup and view all the answers

Why is it important to consider heat-producing appliances in the HVAC load calculation?

<p>Because they increase the HVAC load (D)</p> Signup and view all the answers

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