【Daily Question】Chemical Engineering Principles 160: Thermal Conductivity Coefficient (September 2)
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The last edit to this post was made by Zaihui Kangqiao on 2015-9-22 at 10:38. The Chemical Engineering Theory section is now launching a \"One Question per Day\" activity aimed at helping everyone reinforce their basic knowledge in chemical engineering. Subsequent series such as \"Principles of Chemical Engineering,\" \"Mass Transfer and Separation,\" \"Thermodynamics in Chemical Engineering,\" and \"Chemical Process Engineering\" will also be introduced. We hope for your active support! Answers to the questions in the \"One Question per Day\" activity can be viewed directly, and the thread will be closed after 1 day! ! Participation earns 2 wealth points, with an additional 3 wealth points for correct answers~~~ Fill-in-the-blank question: In the process of steady-state heat conduction through a flat wall made up of three layers of equal thickness, if the temperature difference between the layers decreases sequentially, then the order of the thermal conductivity values of these three layers is _________. Increase sequentially
In the process of steady heat conduction through a flat wall, with three layers of material of equal thickness, the temperature difference between the layers decreases sequentially; therefore, the order of the thermal conductivity values of these three layers is ___uncertain______.
During steady-state heat conduction in a flat wall, as heat passes through three layers of material with identical thickness, the temperature difference between these layers decreases successively; accordingly, the thermal conductivity values of the three layers increase in sequence.
It should be that a higher thermal conductivity leads to greater temperature differences; therefore, the thermal conductivity is highest at the lowest temperature
Increase sequentially ................................
In the process of steady heat conduction through a flat wall, with three layers of material of equal thickness, the temperature difference between these layers decreases sequentially; therefore, the order of the thermal conductivity values of the three layers also decreases sequentially.
Decrease sequentially. . . . . . . . . . . . . . . . .
During steady-state heat conduction through a flat wall, with three layers of material of equal thickness, the temperature difference between the layers decreases sequentially; therefore, the order of the thermal conductivity values of these three layers is ____increases sequentially____.