Задача id16862

The cylinder contains 0.15 kg of hydrogen. The cylinder is closed by a piston on which lies a mass of 74 kg (Fig. 17.2). Piston area 62 cm2. How much heat must be supplied to raise the load by 0.6 m? The process is considered isobaric and the heat capacity of the vessel is neglected. External pressure is normal.

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