Chemical Engineering Thermodynamics Critical compressibility factor for all substances Vary as square of the absolute pressure None of these Vary as square of the absolute temperature Are more or less constant (vary from 0.2 to 0.3) Vary as square of the absolute pressure None of these Vary as square of the absolute temperature Are more or less constant (vary from 0.2 to 0.3) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Charles' law for gases states that V ∝ 1/T PV/T = Constant V/T = Constant V ∝ 1/P V ∝ 1/T PV/T = Constant V/T = Constant V ∝ 1/P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy per mole for a pure substance is equal to the Latent heat of vaporisation Molal boiling point Chemical potential Heat capacity Latent heat of vaporisation Molal boiling point Chemical potential Heat capacity 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 More pronounced Less pronounced Data insufficient, can't be predicted Equal More pronounced Less pronounced Data insufficient, can't be predicted Equal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Adiabatic compression of a saturated water vapour makes it Superheated Neither A nor B Both A and B Supersaturated Superheated Neither A nor B Both A and B Supersaturated ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat pump Works on Carnot cycle Accomplishes only space cooling in summer Accomplishes only space heating in winter Accomplishes both A and B Works on Carnot cycle Accomplishes only space cooling in summer Accomplishes only space heating in winter Accomplishes both A and B ANSWER DOWNLOAD EXAMIANS APP
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