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An air-standard Carnot cycle is executed in a closed system between the temperature limits of 350...

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Mechanical Engineering

An air-standard Carnot cycle is executed in a closed systembetween the temperature limits of 350 and 1200 K. The pressuresbefore and after the isothermal compression are 150 and 300 kPa,respectively. If the net work output per cycle is 0.5 kJ, determine(a) the maximum pressure in the cycle, (b) theheat transfer to air, and (c) the mass of air. Assumevariable specific heats for air.

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