(Answered) 1 in the famous joule experiment a mass attached to a

Statistics

1. In the famous Joule experiment, a mass attached to a pulley system falls a height h and powers a stirrer that mechanically agitates an insulated container of water. It is found that the temperature increase in the water Δ is proportional to h. Is there any heat in this process? Explain with an analysis of the first law.

2. Which of the following processes are possible? Explain.

a) a quasi-static but irreversible process

b) a reversible isochoric process

c) an irreversible, adiabatic process

d) an irreversible, isentropic process

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