Chemical Engineering Thermodynamics Out of the following refrigration cycles, which one has the minimum COP (Co-efficient of performance)? Carnot cycle Vapour compression with a reversible expansion engine Ordinary vapour compression cycle Air cycle Carnot cycle Vapour compression with a reversible expansion engine Ordinary vapour compression cycle Air cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At absolute zero temperature, all substances have the same Crystalline structure Entropy None of these Heat capacity Crystalline structure Entropy None of these Heat capacity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change During cooling of an ideal gas During heating of an ideal gas Under reversible isothermal volume change With pressure changes at constant temperature During cooling of an ideal gas During heating of an ideal gas Under reversible isothermal volume change With pressure changes at constant temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The thermodynamic law, PVy = constant, is not applicable in case of Free expansion of an ideal gas Adiabatic expansion of steam in a turbine Adiabatic compression of a perfect gas Ideal compression of air Free expansion of an ideal gas Adiabatic expansion of steam in a turbine Adiabatic compression of a perfect gas Ideal compression of air ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change of the reaction, H₂O(liquid) H₂O(gas), is termed as the enthalpy of Solution Vaporisation Formation Formation Solution Vaporisation Formation Formation ANSWER DOWNLOAD EXAMIANS APP
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