Physics · Statistical Mechanics
Consider a two-level system with energy levels E = 0 and ε. A single particle is placed into the system. Let P0 and P1 be the probabilities of finding the system in the ground state and the excited state, respectively. At what temperature T will the ratio P0 / P1 be equal to 3?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1T = ε / (kB ln(4/3))
- 2T = ε / (kB ln 3)✓
- 3T = 3.5ε / kB
- 4T = 0.28ε / kB
Correct answer
T = ε / (kB ln 3)
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