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Title: A 1500 W portable heater is needed to replace the heat lost through a circular window (radius 25 cm) ... Post by: ang359 on Feb 12, 2024 A 1500 W portable heater is needed to replace the heat lost through a circular window (radius 25 cm) in the wall of a home. The thermal conductivity for the glass is 0.63 W/mK. The temperature inside the house is 20 oC and outside is −12 oC. What is the thickness of the window? ▸ 0.84 mm ▸ 4.2 mm ▸ 2.6 mm ▸ 0.66 mm Title: Re: A 1500 W portable heater is needed to replace the heat lost through a circular window (radius 25 cm) ... Post by: Botox14 on Feb 12, 2024 Content hidden
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