Chemical Engineering Thermodynamics Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)? Ammonia Methyl chloride Liquid sulphur dioxide Freon Ammonia Methyl chloride Liquid sulphur dioxide Freon ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will Increase Increase in summer and will decrease in winter Decrease Remain same Increase Increase in summer and will decrease in winter Decrease Remain same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of Fusion Transition None of these Vaporisation Fusion Transition None of these Vaporisation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The necessary and sufficient condition for equilibrium between two phases is The chemical potential of each component should be same in the two phases The pressure should be same in the two phases The temperature of each phase should be same The concentration of each component should be same in the two phases The chemical potential of each component should be same in the two phases The pressure should be same in the two phases The temperature of each phase should be same The concentration of each component should be same in the two phases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the reaction, represented by, 2SO₂ + O₂ ⇋ 2SO₃; ΔH = - 42 kcal; the forward reaction will be favoured by Low temperature Both A and B High pressure Neither A nor B Low temperature Both A and B High pressure Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is true for Virial equation of state? Virial co-efficients Virial co-efficients are function of temperature only Virial co-efficients are universal constants For some gases, Virial equations and ideal gas equations are the same Virial co-efficients Virial co-efficients are function of temperature only Virial co-efficients are universal constants For some gases, Virial equations and ideal gas equations are the same ANSWER DOWNLOAD EXAMIANS APP
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