Chemical Engineering Thermodynamics The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in A closed system with changes in composition A closed system of constant composition An open system of constant composition An open system with changes in composition A closed system with changes in composition A closed system of constant composition An open system of constant composition An open system with changes in composition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier chart is a __________ plot. Temperature vs entropy Pressure vs enthalpy Pressure vs volume Enthalpy vs entropy Temperature vs entropy Pressure vs enthalpy Pressure vs volume Enthalpy vs entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.) μ° + T lnf μ° + R/T lnf μ° + RT ln f μ°+ R lnf μ° + T lnf μ° + R/T lnf μ° + RT ln f μ°+ R lnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in temperature, the atomic heat capacities of all solid elements Decreases Decreases linearly Remains unchanged Increases Decreases Decreases linearly Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Co-efficient of Performance (COP) of a refrigerator is the ratio of the Lower to higher temperature Refrigeration obtained to the work required Work required to refrigeration obtained Higher to lower temperature Lower to higher temperature Refrigeration obtained to the work required Work required to refrigeration obtained Higher to lower temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Generation of heat by friction is an example of a/an __________ change. Reversible Adiabatic Isothermal Irreversible Reversible Adiabatic Isothermal Irreversible ANSWER DOWNLOAD EXAMIANS APP
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