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Author Question: Emissivity A) can have values greater than one. B) will always be less than one for any object ... (Read 70 times)

audragclark

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Emissivity
 
  A) can have values greater than one.
  B) will always be less than one for any object that is not a black body.
  C) is typically .1 or below for most natural surfaces encountered on Earth.
  D) is constant for the atmosphere.

Question 2

The Stefan-Boltzmann law
 
  A) gives energy intensities in watts per square meter.
  B) demonstrates that a cooler body will radiate with greater intensity than will a hotter body.
  C) does not apply to black bodies.
  D) is derived from Wien's law.



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lorealeza77

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Answer to Question 1

Answer: B

Answer to Question 2

Answer: A




audragclark

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Reply 2 on: Jul 14, 2018
Great answer, keep it coming :)


Viet Thy

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Reply 3 on: Yesterday
:D TYSM

 

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