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Author Question: How is the R value determined for a composite structure, such as a wall? A) The R value of the ... (Read 90 times)

maychende

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on: Jul 24, 2018
How is the R value determined for a composite structure, such as a wall?
 
  A) The R value of the component with the highest R value is used.
  B) The R value of the component with the lowest R value is used.
  C) The R values of all the individual components are added together and averaged.
  D) The R values of all the individual components are added together.

Question 2

To avoid system breakdown due to the failure of components that have a predictable service life, it is wise to:
 
  A) Always use pulleys that have two belts.
  B) Not purchase any equipment that has parts that can wear out.
  C) Schedule parts replacements for wear items near the end of their service life.
  D) Install another backup system that can be quickly brought online.


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jjorrostieta

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Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

C


maychende

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Reply #2 on: Jul 24, 2018
Thank you!


jjorrostieta

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Reply #3 on: Jul 24, 2018
Always glad to help...


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