Chemical Engineering Thermodynamics At triple point (for one component system), vapour pressure of solid as compared to that of liquid will be Less More or less ; depending on the system Same More Less More or less ; depending on the system Same More ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Vapor compression with a reversible expansion engine Carnot cycle Ordinary vapor compression cycle Air cycle Vapor compression with a reversible expansion engine Carnot cycle Ordinary vapor compression cycle Air cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In Joule-Thomson porous plug experiment, the None of these Entire apparatus is exposed to surroundings Temperature remains constant Enthalpy does not remain constant None of these Entire apparatus is exposed to surroundings Temperature remains constant Enthalpy does not remain constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic compression? Pressure is constant Cooling occurs Heating occurs Temperature is constant Pressure is constant Cooling occurs Heating occurs Temperature is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are NH₃ or CO₂ Propane Freon-12 Ethyl chloride or methyle chloride NH₃ or CO₂ Propane Freon-12 Ethyl chloride or methyle chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect? Vapor compression cycle using expansion valve Air refrigeration cycle Vapor compression cycle using expansion engine Carnot refrigeration cycle Vapor compression cycle using expansion valve Air refrigeration cycle Vapor compression cycle using expansion engine Carnot refrigeration cycle ANSWER DOWNLOAD EXAMIANS APP
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