Chemical Engineering Thermodynamics In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________ process. Isothermal Polytropic Adiabatic Isentropic Isothermal Polytropic Adiabatic Isentropic 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 More pronounced Equal Less pronounced Data insufficient, can't be predicted More pronounced Equal Less pronounced Data insufficient, can't be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cv is given by (∂E/∂T)V (∂V/∂T)P (∂E/∂V)T (∂E/∂P)V (∂E/∂T)V (∂V/∂T)P (∂E/∂V)T (∂E/∂P)V 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 Decrease on increasing the pressure of the system None of these Decrease on addition of Cl₂ Increase on addition of an inert gas at constant pressure Decrease on increasing the pressure of the system None of these Decrease on addition of Cl₂ Increase on addition of an inert gas at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A solid is transformed into vapour without going to the liquid phase at Below triple point Boiling point Always Triple point Below triple point Boiling point Always Triple point 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 Carnot refrigeration cycle Air refrigeration cycle Vapor compression cycle using expansion engine Vapor compression cycle using expansion valve Carnot refrigeration cycle Air refrigeration cycle Vapor compression cycle using expansion engine ANSWER DOWNLOAD EXAMIANS APP
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