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 What happens in a reversible adiabatic expansion process? Pressure is constant Heating takes place Temperature is constant Cooling takes place Pressure is constant Heating takes place Temperature is constant Cooling takes place ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in compression ratio, the efficiency of the otto engine Increases Remains constant Decreases Increases linearly Increases Remains constant Decreases Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Becomes infinity Equals 0.24 kcal/kmol °K Equals 1 kcal/kmol °K Becomes zero Becomes infinity Equals 0.24 kcal/kmol °K Equals 1 kcal/kmol °K Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature. None of these Zero Minus infinity Infinity None of these Zero Minus infinity Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Enthalpy changes over a constant pressure path are always zero for __________ gas. A perfect A real Any An easily liquefiable A perfect A real Any An easily liquefiable ANSWER DOWNLOAD EXAMIANS APP