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Author Question: What is the R value of a material with a thermal conductivity of 2.0 and is 4 inches thick? What ... (Read 125 times)

mp14

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on: Jul 26, 2018
What is the R value of a material with a thermal conductivity of 2.0 and is 4 inches thick?
 
  What will be an ideal response?

Question 2

How does an electronic leak detector work?
 
  What will be an ideal response?


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DHRUVSHAH

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Reply #1 on: Jul 26, 2018
Answer to Question 1

Divide the k value by the thickness 2 / 6 = 0.2 conductivity
Find the reciprocal 1 / 0.2 = 5
R Value = 5

Answer to Question 2

A small pump draws air over a platinum diode located at the end of the test wand.


mp14

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Reply 2 on: Jul 26, 2018
Thanks for the timely response, appreciate it

xiazhe

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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