80. Assuming that the heat loss caused by radiation only, determine how much power is necessary to supply to the copper balls with a diameter d = 2 cm to ambient temperature t0 = -13 ° C to maintain its temperature at t = 17 ° C. Take absorbance copper AT = 0,6.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)
25.10.2016 19:54:14
Отличное решение, с подробным комментарием и расшифровкой формул!