Chemical Engineering Thermodynamics In an irreversible process Tds - dT + dW< 0 Tds = dE - dW = 0 DE - dW - Tds = 0 Tds - dE + dW< 0 Tds - dT + dW< 0 Tds = dE - dW = 0 DE - dW - Tds = 0 Tds - dE + dW< 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? DQ = CvdT + PdV DE = Tds - PdV DQ = CpdT + Vdp Tds = dE - PdV DQ = CvdT + PdV DE = Tds - PdV DQ = CpdT + Vdp Tds = dE - PdV ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in No change in the value of COP Decreased COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Decreased COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy per mole for a pure substance is equal to the Heat capacity Latent heat of vaporisation Chemical potential Molal boiling point Heat capacity Latent heat of vaporisation Chemical potential Molal boiling point ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be __________ litres. Data insufficient; can't be computed 22.4 224 448 Data insufficient; can't be computed 22.4 224 448 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The necessary condition for phase equilibrium in a multiphase system of N components is that the Chemical potentials of all components should be same in a particular phase Chemical potentials of a given component should be equal in all phases None of these Sum of the chemical potentials of any given component in all the phases should be the same Chemical potentials of all components should be same in a particular phase Chemical potentials of a given component should be equal in all phases None of these Sum of the chemical potentials of any given component in all the phases should be the same ANSWER DOWNLOAD EXAMIANS APP