Physics · Thermodynamics
A closed system containing an ideal gas undergoes a process from state 1 to state 2 along two different paths. Along path A, the system receives 500 kJ of heat and does 300 kJ of work. Along path B, it receives 700 kJ of heat and does 500 kJ of work. Which statement is CORRECT?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Entropy change must be zero for both paths
- 2Internal energy change is the same for both paths✓
- 3Heat and work are point functions
- 4Internal energy change is different for the two paths
Correct answer
Internal energy change is the same for both paths
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