Chemical Engineering Thermodynamics What is the degree of freedom for a system comprising liquid water equilibrium with its vapour? 3 2 1 0 3 2 1 0 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 Same COP Increased COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Same COP Increased COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The principle applied in liquefaction of gases is Both A and B Joule-Thomson effect Adiabatic expansion Neither A nor B Both A and B Joule-Thomson effect Adiabatic expansion Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a multicomponent system, the term chemical potential is equivalent to the Molal concentration difference Molar free energy change Molar free energy Partial molar free energy Molal concentration difference Molar free energy change Molar free energy Partial molar free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? DE = Tds - PdV Tds = dE - PdV DQ = CvdT + PdV DQ = CpdT + Vdp DE = Tds - PdV Tds = dE - PdV DQ = CvdT + PdV DQ = CpdT + Vdp ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Data insufficient, can't be predicted Equal More pronounced Less pronounced Data insufficient, can't be predicted Equal More pronounced Less pronounced ANSWER DOWNLOAD EXAMIANS APP
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