Chemical Engineering Thermodynamics Which of the following has the minimum value of COP for a given refrigeration effect? Reverse Carnot cycle Air refrigeration cycle Vapour-compression process with a reversible expansion engine Ordinary vapour-compression cycle Reverse Carnot cycle Air refrigeration cycle Vapour-compression process with a reversible expansion engine Ordinary vapour-compression cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For multicomponent multiple phases to be in equilibrium at the same pressure and temperature, the __________ of each component must be same in all phases. Fugacity Neither A nor B Chemical potential Both A and B Fugacity Neither A nor B Chemical potential Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Any substance above its critical temperature exists as Solid Liquid Saturated vapour Gas Solid Liquid Saturated vapour Gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When a gas is expanded from high pressure region to low pressure region ; temper -ature change occurs. This phenomenon is related to the Gibbs-Duhem equation Gibbs-Helmholtz equation Third law of thermodynamics Joule-Thomson effect Gibbs-Duhem equation Gibbs-Helmholtz equation Third law of thermodynamics Joule-Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity and pressure are numerically not equal for the gases At low temperature and high pressure At standard state Both A and B In ideal state At low temperature and high pressure At standard state Both A and B In ideal state ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigration cycles, which one has the minimum COP (Co-efficient of performance)? 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 Air cycle ANSWER DOWNLOAD EXAMIANS APP
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