Chemical Engineering Thermodynamics Which of the following has the minimum value of COP for a given refrigeration effect? Ordinary vapour-compression cycle 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical temperature is defined as the temperature above which a gas will None of these Never liquify however high the pressure may be Immediately liquify Not liquify (barring exceptions) None of these Never liquify however high the pressure may be Immediately liquify Not liquify (barring exceptions) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Vapour which is at a pressure smaller than the saturation pressure for the temperature involved is called a __________ vapour. Non-condensable Desuperheated Superheated None of these Non-condensable Desuperheated Superheated None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigeration cycle Neither A nor B Violates second law of thermodynamics Involves transfer of heat from low temperature to high temperature Both A and B Neither A nor B Violates second law of thermodynamics Involves transfer of heat from low temperature to high temperature Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal refrigeration cycle, the change in internal energy of the fluid is +ve -ve Either of the above three ; depends on the nature of refrigerant +ve -ve Either of the above three ; depends on the nature of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Pick out the wrong statement pertaining to the decomposition of PCl5 represented by, PCl5 ⇋ PCl3 + Cl₂.Degree of dissociation of PCl5 will Increase on addition of an inert gas at constant pressure Decrease on addition of Cl₂ None of these Decrease on increasing the pressure of the system Increase on addition of an inert gas at constant pressure Decrease on addition of Cl₂ None of these Decrease on increasing the pressure of the system ANSWER DOWNLOAD EXAMIANS APP
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