Chemical Engineering Thermodynamics Entropy of a substance remains constant during a/an __________ change. Irreversible isothermal Reversible isothermal None of these Reversible adiabatic Irreversible isothermal Reversible isothermal None of these Reversible adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The intensive properties are Refractive index and surface tension None of these Molar volume, density, viscosity and boiling point Both A and B Refractive index and surface tension None of these Molar volume, density, viscosity and boiling point Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a cyclic process, a fixed ratio between heat and work Never exists Is difficult to predict May exist Always exists Never exists Is difficult to predict May exist Always exists ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following identities can be most easily used to verify steam table data for superheated steam. (∂V/∂T)P = -(∂S/∂P)T (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P (∂V/∂T)P = -(∂S/∂P)T (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A change in state involving a decrease in entropy can be spontaneous, only if It takes place at constant volume It takes place isothermally It is isenthalpic It is exothermic It takes place at constant volume It takes place isothermally It is isenthalpic It is exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Reduced pressure of a gas is the ratio of its Critical pressure to pressure Pressure to critical pressure Pressure to pseudocritical pressure Pseudocritical pressure to pressure Critical pressure to pressure Pressure to critical pressure Pressure to pseudocritical pressure Pseudocritical pressure to pressure ANSWER DOWNLOAD EXAMIANS APP