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