Chemical Engineering Thermodynamics The free energy change for a chemical reaction is given by (where, K = equilibrium constant) T lnK -R lnK RT lnK -RT lnK T lnK -R lnK RT lnK -RT lnK ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in Decreased COP Increased COP Same COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Increased COP Same COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal refrigeration cycle, the change in internal energy of the fluid is +ve -ve Either of the above three ; depends on the nature of refrigerant +ve -ve Either of the above three ; depends on the nature of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics During Joule-Thomson expansion of gases Temperature remains constant None of these Enthalpy remains constant Entropy remains constant Temperature remains constant None of these Enthalpy remains constant Entropy remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in temperature, the internal energy of a substance Remains unchanged May increase or decrease; depends on the substance Decreases Increases Remains unchanged May increase or decrease; depends on the substance Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of reaction at constant volume is identified with __________ change. Either A or B Neither A nor B Internal energy Enthalpy Either A or B Neither A nor B Internal energy Enthalpy ANSWER DOWNLOAD EXAMIANS APP
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