Electrical resistance heating system

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Naomi

July 09, 2022 19:59

Since the question says that local electrical grid is from PV and nuclear power, which has small carbon footprint. Why isnt D correct?

 

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  Elizabeth Hagberg July 10, 2022 00:37

  Naomi, I bet it's because the goal includes lowest operating cost.  

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  Frances Downey July 20, 2022 14:00

  D would not be correct because using direct-fired natural gas has a large carbon footprint. 

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