Recent content by jordan2delta

  1. J

    Thermodynamics first law closed system

    3)One mole of CO2 is charged to a piston at 10 bar pressure 293K. The piston is allowed to expand to 4 times its volume isothermally. What work is done on the surroundings? The gas behaves ideally A more complicated example using a polyatomic gas Part1 – CO2 is charged at 2 bar to a piston at...
  2. J

    Thermodynamics first law closed system

    2) An expanding gas storage vessel contains 5 m3 of methane at 1.1 bar. On a hot day the gas is heated from 20 °C to 35 °C. What work is done by the gas on its surroundings expression to calculate the work by the gas on the surroundings? knowing that V=5m^3 p=1.1bar...
  3. J

    Thermodynamics first law closed system

    how can determinate the work done during the heating cycle? W=integral of pDV which expression can I use to get the work done during the heating cycle?any advice? 1) A rigid walled tank 5m3 contains helium at 10 bar. The cylinder is heated from 10 °C to 50 ° C. What is the work done...
  4. J

    Thermodynamics first law closed system

    1) A rigid walled tank 5m3 contains helium at 10 bar. The cylinder is heated from 10 °C to 50 ° C. What is the work done during the heating cycle.
Back
Top