Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? Tds = dE - PdV DQ = CvdT + PdV DQ = CpdT + Vdp DE = Tds - PdV Tds = dE - PdV DQ = CvdT + PdV DQ = CpdT + Vdp DE = Tds - PdV ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A large iceberg melts at the base, but not at the top, because of the reason that Due to the high pressure at the base, its melting point reduces Ice at the base contains impurities which lowers its melting point All of these The iceberg remains in a warmer condition at the base Due to the high pressure at the base, its melting point reduces Ice at the base contains impurities which lowers its melting point All of these The iceberg remains in a warmer condition at the base ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are Same at the same reduced pressure Always greater than one Same at the same reduced temperature Both B & C Same at the same reduced pressure Always greater than one Same at the same reduced temperature Both B & C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Clayperon equation deals with the Temperature dependence of heat of phase transition Effect of an inert gas on vapour pressure Calculation of ΔF for spontaneous phase change Rate of change of vapour pressure with temperature Temperature dependence of heat of phase transition Effect of an inert gas on vapour pressure Calculation of ΔF for spontaneous phase change Rate of change of vapour pressure with temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The chemical potential for a pure substance is __________ its partial molal free energy. More than Not related to Less than Equal to More than Not related to Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (C.O.P.) of a Carnot heat pump operating between T₁ and T₂ is given by T₁/(T₁-T₂) T₂/R1 T₁/T₂ T₂/(T₁-T₂) T₁/(T₁-T₂) T₂/R1 T₁/T₂ T₂/(T₁-T₂) ANSWER DOWNLOAD EXAMIANS APP