→ mantour:引力場的 <V> 是負的呀 04/14 17:06
→ mantour:V = - ke^2 r^(-1) 04/14 17:07
→ starwish07:突然忘記電子的位能是在引力場 感謝樓上的提醒^_^!! 04/14 17:21
有一題的題目是
Use the virial theorem to obtain an expression for the relation between the
mean kinetic and potential energies of an electron in a hydrogen atom.
均功定理的表示是 2〈T〉= b〈V〉
這題的答案是 〈T〉= -1/2 〈V〉
〈V〉= ax^b 怎麼會有負號的出現= =??
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