Chemical Engineering Thermodynamics Which of the following will increase the volume of a real gas by four times ? Doubling the absolute temperature as well as pressure of the gas Reducing pressure to one fourth at constant temperature Reducing the temperature to half and doubling the pressure Reducing temperature to one fourth at constant pressure Doubling the absolute temperature as well as pressure of the gas Reducing pressure to one fourth at constant temperature Reducing the temperature to half and doubling the pressure Reducing temperature to one fourth at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Gibbs Helmholtz Neither A nor B Both of the listed here Gibbs Helmholtz Neither A nor B Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature. Minus infinity None of these Zero Infinity Minus infinity None of these Zero Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Van Laar equation deals with the activity co-efficients in Ternary solutions Binary solutions None of these Azeotropic mixture only Ternary solutions Binary solutions None of these Azeotropic mixture only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? It should be non-explosive Its vapor pressure at the condenser temperature should be very high None of these It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils It should be non-explosive Its vapor pressure at the condenser temperature should be very high None of these It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy per mole for a pure substance is equal to the Molal boiling point Heat capacity Latent heat of vaporisation Chemical potential Molal boiling point Heat capacity Latent heat of vaporisation Chemical potential ANSWER DOWNLOAD EXAMIANS APP
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