achemes.weebly.comachemes.weebly.com/uploads/9/0/7/4/9074935/dec_2011.pdfwater pipe passes through a...
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achemes.weebly.comachemes.weebly.com/uploads/9/0/7/4/9074935/dec_2011.pdfwater pipe passes through a large room whose temperature is 220C. If the temperature and the emissivity of