There are three energy states E, 0, and -E available for a population of two identical, non-interacting, spinless fermions. If they are in equilibrium at temperature T, what is the average energy of the system? (Take β = 1/kBT)

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Physics · Statistical Mechanics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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E(e-βE - eβE)1 + e-βE + eβE

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Answer 1

E(eβE - e-βE)1 + e-βE + eβE

Answer 2

E(e-βE - eβE)1 + e-βE + eβE

Answer 3

E(eβE + e-βE)1 + e-βE + eβE

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