Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Transition Fusion Vaporisation Sublimation Transition Fusion Vaporisation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy of a substance remains constant during a/an __________ change. Irreversible isothermal Reversible isothermal Reversible adiabatic None of these Irreversible isothermal Reversible isothermal Reversible adiabatic None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Carnot cycle Air cycle Vapor compression with a reversible expansion engine Ordinary vapor compression cycle Carnot cycle Air cycle Vapor compression with a reversible expansion engine Ordinary vapor compression cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Cooling Both B and C Heating Simultaneous pressure & temperature change Cooling Both B and C Heating Simultaneous pressure & temperature change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy of an ideal gas depends upon its Temperature Pressure Both A & B Neither A nor B Temperature Pressure Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics (∂H/∂T)p is the mathematical expression for None of these Entropy change CV Gibbs free energy None of these Entropy change CV Gibbs free energy ANSWER DOWNLOAD EXAMIANS APP
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