【Daily Topic】【HVAC Version 20170421】
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Participation reward: 2 Wealth. Correct reward: 6 wealth. Multiple-choice question: Which of the following statements is incorrect? ( ) A. The convective heat transfer coefficient of the exterior wall surface is usually greater than that of the interior wall surface. B. In a horizontal, closed air layer, under identical conditions, the thermal resistance of the wall with the higher temperature is greater when it is located at the upper side compared to when it is located at the lower side. C. The heat storage coefficient s of a material is determined by the physical properties of that material. D. Good insulating materials are often porous and lightweight materials. C
C. The heat storage coefficient s of a material is determined by its physical properties