Chemical Engineering Thermodynamics Ideal refrigeration cycle is Same as Carnot cycle The least efficient of all refrigeration processes Dependent on the refrigerant's properties Same as reverse Carnot cycle Same as Carnot cycle The least efficient of all refrigeration processes Dependent on the refrigerant's properties Same as reverse Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system Its internal energy (U) decreases and its entropy (S) increases U and S both decreases U decreases but S is constant U is constant but S decreases Its internal energy (U) decreases and its entropy (S) increases U and S both decreases U decreases but S is constant U is constant but S decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fundamental principle of refrigeration is based on the __________ law of thermodynamics. First Third Zeroth Second First Third Zeroth Second ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an adiabatic process, the Temperature change is zero Work done is a path function Enthalpy remains constant Heat transfer is zero Temperature change is zero Work done is a path function Enthalpy remains constant Heat transfer is zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The number of degree of freedom for an azeotropic mixture of ethanol and water in vapour-liquid equilibrium, is 2 0 3 1 2 0 3 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible __________ process. Isometric Isothermal Adiabatic Isentropic Isometric Isothermal Adiabatic Isentropic ANSWER DOWNLOAD EXAMIANS APP
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