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A Carnot engine takes 500 kJ of heat from a reservoir at a temperature of 300C, makeswork and exhales 395 kJ to a cooler reservoir.

A Carnot engine takes 500 kJ of heat from a reservoir at a temperature of 300C, makeswork and exhales 395 kJ to a cooler reservoir. (a) Find the efficiency, e. (b) Determine the work,made and (c) find the temperature, in Kelvin, of the coldest reservoir.

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7. Una maquina de Carnot toma 500 kJ de calor de una reserva a una temperatura de 300.C, efectua trabajo y exhala 395 kJ a una reserva mas fria. (a) Halle la eficiencia, e. (b) Determine el trabajo, efectuado y (c) encuentro la temperatura, en Kelvin, de la reserva mas fria. 6 puntos

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