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in Thermodynamics by (79.0k points)
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An ideal gas goes through a cycle consisting of isothermal, polytropic, and adiabatic lines, with the isothermal process proceeding at the maximum temperature of the whole cycle. Find the efficiency of such a cycle if the absolute temperature varies n-fold within the cycle.

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The section from (p1, V1, To) to (p2, V2, T0/n) is a polytropic process of index α We shall assume that the corresponding specific heat C is + ve.

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