Initially 100 kPa pressure and 25 ° C in a piston-cylinder assembly temperature is 2 liters of air. Then the air pressure 620 kPa and It is compressed to a temperature of 160 ° C. Useful work for compression 1.22 kJ The order of ambient pressure and temperature is 100 kPa and 25 ° C. ассepting, a) The availability of air in the initial and final states, b) Minimum work required for the compression process c) Calculate the second-law yield of the process

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Q: The Second Law of Thermodynamics: Kelvin–Planck Statement

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Basic Thermodynamic Processes

The word 'thermodynamics' can be divided into two words, 'thermo' and 'dynamics'. The word thermo deals with the heat and thermal phenomenon, whereas dynamics deals with forces or external agent that drives the heat flow or aids in the motion of heat.