a) A piston-cylinder device contains 1 kg of nitrogen is initially at pressure of 0.2 MPa, volume of 0.9 m³ and temperature of 600 K. The gas in the device is then undergoes the following thermodynamics processes at stated below: Process 1-2: Heat is transferred into the device at constant temperature causing the pressure dropped to 0.12 MPa Process 2-3: Heat is removed from the device through a polytropic process of law PV¹.2= C until the pressure returned to its initial value Assuming there are no significant changes in kinetic and potential energies. Show the processes on a P-V diagram and determine: [CO2:PO2] i) the final temperature (K) of the polytropic process, and ii) the removal heat (kJ) during the isothermal process. (Given that for nitrogen, specific heat capacity, Cp = 1.039 kJ/kg.K, C₂ = 0.743 kJ/kg.K and specific qas constant, R = 0.2968 kJ/kg.K are constant throughout the process).

a) A piston-cylinder device contains 1 kg of nitrogen is initially at pressure of 0.2 MPa, volume of 0.9 m³ and temperature of 600 K. The gas in the device is then undergoes the following thermodynamics processes at stated below: Process 1-2: Heat is transferred into the device at constant temperature causing the pressure dropped to 0.12 MPa Process 2-3: Heat is removed from the device through a polytropic process of law PV¹.2= C until the pressure returned to its initial value Assuming there are no significant changes in kinetic and potential energies. Show the processes on a P-V diagram and determine: [CO2:PO2] i) the final temperature (K) of the polytropic process, and ii) the removal heat (kJ) during the isothermal process. (Given that for nitrogen, specific heat capacity, Cp = 1.039 kJ/kg.K, C₂ = 0.743 kJ/kg.K and specific qas constant, R = 0.2968 kJ/kg.K are constant throughout the process).

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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