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Two long parallel surfaces each of emissivity 0.7 are maintained at different temperatures and accordingly have radiation heat exchange between them. It is desired to reduce 75% of the radiant heat transfer by inserting thin parallel shields of emissivity 1 on both sides. The number of shields should be
🗓 Dec 7, 2021
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Kimberly
🌐 India
Thank you so much for the answer
votes
Sierra
🌐 India
hmm, where is the explanation
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