Chemical Engineering Thermodynamics The second law of thermodynamics states that It is not possible to transfer heat from a lower temperature to a higher temperature None of these The energy change of a system undergoing any reversible process is zero The total energy of system and surrounding remains the same It is not possible to transfer heat from a lower temperature to a higher temperature None of these The energy change of a system undergoing any reversible process is zero The total energy of system and surrounding remains the same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Sublimation temperature of dry ice (solid CO₂) is __________ °C. -273 -78 5 0 -273 -78 5 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The principle applied in liquefaction of gases is Adiabatic expansion Both A and B Joule-Thomson effect Neither A nor B Adiabatic expansion Both A and B Joule-Thomson effect Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible __________ process. Adiabatic Isothermal Isometric Isentropic Adiabatic Isothermal Isometric Isentropic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Clayperon equation deals with the Calculation of ΔF for spontaneous phase change Effect of an inert gas on vapour pressure Temperature dependence of heat of phase transition Rate of change of vapour pressure with temperature Calculation of ΔF for spontaneous phase change Effect of an inert gas on vapour pressure Temperature dependence of heat of phase transition Rate of change of vapour pressure with temperature 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 Increase on addition of an inert gas at constant pressure Decrease on addition of Cl₂ Decrease on increasing the pressure of the system None of these Increase on addition of an inert gas at constant pressure Decrease on addition of Cl₂ ANSWER DOWNLOAD EXAMIANS APP
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