Chemical Engineering Thermodynamics In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13°C and 37°C respetively, the Carnot COP will be 5.2 0.168 6.2 Data insufficient, can't be found out 5.2 0.168 6.2 Data insufficient, can't be found out ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of the decomposition of hydroiodic acid (2HI ⇋ H₂ + I₂), addition of H₂ (at equilibrium condition) will None of these Diminish the degree of dissociation of HI Decrease the partial pressure of HI Increase the partial pressure of I₂ None of these Diminish the degree of dissociation of HI Decrease the partial pressure of HI Increase the partial pressure of I₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is Partially condensed vapour with quality of 0.9 Partially condensed vapour with quality of 0.1 Superheated vapour Saturated vapour Partially condensed vapour with quality of 0.9 Partially condensed vapour with quality of 0.1 Superheated vapour Saturated vapour ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a constant volume process __________ by the system is used only to increase the internal energy. Heat absorbed Both A & B Neither A nor B Work done Heat absorbed Both A & B Neither A nor B Work done ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Data insufficient, can't be predicted More pronounced Equal Less pronounced Data insufficient, can't be predicted More pronounced Equal Less pronounced ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The third law of thermodynamics states that the Heat transfer from low temperature to high temperature source is not possible without external work Gases having same reduced properties behave similarly None of these Heat capacity of a crystalline solid is zero at absolute zero temperature Heat transfer from low temperature to high temperature source is not possible without external work Gases having same reduced properties behave similarly None of these Heat capacity of a crystalline solid is zero at absolute zero temperature ANSWER DOWNLOAD EXAMIANS APP
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