大学物理(热学) 1)Review 2) Absolute Temperature 3)Conclusions 2006-1228 2021/9/5
2021/9/5 1 大学物理（热学） 1) Review 2) Absolute Temperature 3) Conclusions 2006-12-28
Second law Natural processes tend to moy toward a state of greater disorder:>c
“Natural processes tend to move toward a state of greater disorder. ” Second Law
Ca) (b) (c) FIGURE 20-13 Have you ever observed this process, a broken cup spontaneously reassembling and rising up to a table"?
等几率假定 Possible microstates Number of Macrostat (H=heads, T=tails) microstates 4 headS HHHH 3 heads, 1 tail HHHT, HHTH. HTHH. THHH 2 heads, 2 tails HHTT, HTHT, THHT, HTTH, THTH TTHH 6 1 head, 3 tails TTTH, TTHT THTT. HTTT 4 tails TTTT
等几率假定
AB星E20一1 Probabilities oF arious macrostates for 100c。 In tosses acros重ate 「 umber of microstates 夏eads 10 1O2 Lo 1.7×1O1 3 20 5.4×1O 20 40 1.4×1O28 45 ⊥O SO s0 45 55 6.1×1O28 40 60 1.41×1O28 SO 5.4×1O20 9o 1o13 工O 王Oo