What is Thermodaynamics: Definition and 153 Discussions

No Wikipedia entry exists for this tag
  1. G

    Help on a thermodynamics problem -- Power from a steam turbine

    Homework Statement Homework Equations P=F*V, dU=Q-W?, W=m(h1-h2) The Attempt at a Solution I have the initial conditions and final conditions written out. For W=m(h1-h2), I have W=9.48(h1-h2). I am having problems with the h values, which can be found in the steam tables.
  2. I

    How to calculate the efficiency of a fuel engine

    Homework Statement [/B] Im trying to find the efficiency of a gasoline engine regarded as a control volume. Am I right to use the HV as total energy input into the system? Assuming the enthalpy of formation of the fuel can't be found. I am really wondering if enthalpy of formation equals the...
  3. J

    Internal energy of an ideal gas as a function of pressure?

    Assuming all gases in the combustion reaction of benzoic acid (C6H5COOH) behave ideally, what is the "exact" change in internal energy? The context in which this question is being asked is after a calorimetry experiment. For all the intents and purposes of calorimetry, the change in internal...
Back
Top