Physics · Solid State Physics
According to the Debye model of solids, how does the internal energy (U) behave at low temperatures as temperature (T) approaches 0?
- 1U ∝ T
- 2U ∝ T2
- 3U ∝ T3
- 4U ∝ T4✓
Correct answer
U ∝ T4
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