The First Law in Closed-System Processes: practice

4 original questions. Try each one on paper first, then use hints or the worked solution.

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1. 1Heating a sealed insulated-wall vesselFoundation · About 14 minOpen question →
2. 2Isothermal expansion beneath a balanced pistonIntermediate · About 19 minOpen question →
3. 3Polytropic compression in a sampling cylinderAdvanced · About 24 minOpen question →
4. 4Two-stage heating and cooling sequenceAdvanced · About 25 minOpen question →