Physics · Thermodynamics
If a system and its surroundings undergo a perfectly reversible process, which of the following quantities remains absolutely constant?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Total entropy of the combined system and surroundings✓
- 2Internal energy of the system
- 3Temperature gradient within the system
- 4Pressure of the system
Correct answer
Total entropy of the combined system and surroundings
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