Chemical Engineering Thermodynamics Melting of wax is accompanied with __________ in entropy. No change Decrease None of these Increase No change Decrease None of these Increase 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
Chemical Engineering Thermodynamics Enthalpy changes over a constant pressure path are always zero for __________ gas. An easily liquefiable A perfect Any A real An easily liquefiable A perfect Any A real ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The minimum number of phases that can exist in a system is 3 1 0 2 3 1 0 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs-Duhem equation None of these Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Finds no application in gas-liquid equilibria involved in distillation None of these Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Finds no application in gas-liquid equilibria involved in distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature. Below At Above Either B or C Below At Above Either B or C ANSWER DOWNLOAD EXAMIANS APP
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