Chemical Engineering Thermodynamics For an ideal liquid solution, which of the following is unity? Fugacity co-efficient Activity co-efficient Fugacity Activity Fugacity co-efficient Activity co-efficient Fugacity Activity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. Increases Remains constant Decreases Decreases logarithmically Increases Remains constant Decreases Decreases logarithmically ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. Temperature None of these Work Kinematic viscosity Temperature None of these Work Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The second law of thermodynamics states that The total energy of system and surrounding remains the same The energy change of a system undergoing any reversible process is zero It is not possible to transfer heat from a lower temperature to a higher temperature None of these The total energy of system and surrounding remains the same The energy change of a system undergoing any reversible process is zero It is not possible to transfer heat from a lower temperature to a higher temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cv for an ideal gas Does not depend upon temperature Is independent of both pressure and volume Is independent of pressure only Is independent of volume only Does not depend upon temperature Is independent of both pressure and volume Is independent of pressure only Is independent of volume only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy Decreases in all spontaneous (or irreversible) processes Remains unchanged in reversible processes carried at constant temperature and pressure Change during a spontaneous process has a negative value All of these Decreases in all spontaneous (or irreversible) processes Remains unchanged in reversible processes carried at constant temperature and pressure Change during a spontaneous process has a negative value All of these ANSWER DOWNLOAD EXAMIANS APP
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