Chemical Engineering Thermodynamics Sublimation temperature of dry ice (solid CO₂) is __________ °C. -273 0 5 -78 -273 0 5 -78 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Co-efficient of Performance (COP) of a refrigerator is the ratio of the Refrigeration obtained to the work required Work required to refrigeration obtained Higher to lower temperature Lower to higher temperature Refrigeration obtained to the work required Work required to refrigeration obtained Higher to lower temperature Lower to higher temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in Same COP Increased COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant Same COP Increased COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in pressure (above atmospheric pressure), the Cp of a gas Increases Remains unchanged First decreases and then increases Decreases Increases Remains unchanged First decreases and then increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The point at which all the three (solid, liquid and gas) phases co-exist, is known as the __________ point. Freezing Boyle Boiling Triple Freezing Boyle Boiling Triple ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity is most helpful in None of these Representing actual behaviour of real gases The study of chemical equilibria involving gases at atmospheric pressure Representing actual behaviour of ideal gases None of these Representing actual behaviour of real gases The study of chemical equilibria involving gases at atmospheric pressure Representing actual behaviour of ideal gases ANSWER DOWNLOAD EXAMIANS APP
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