Chemical Engineering Thermodynamics At the critical point of a substance There is no distinction between liquid and vapour phases The surface tension vanishes Liquid and vapour have the same density All of these There is no distinction between liquid and vapour phases The surface tension vanishes Liquid and vapour have the same density All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Work done is a Property of the system Point function Path function State description of a system Property of the system Point function Path function State description of a system ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change for an irreversible isolated system is ∞ > 0 < 0 ∞ > 0 < 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change With pressure changes at constant temperature During heating of an ideal gas Under reversible isothermal volume change During cooling of an ideal gas With pressure changes at constant temperature During heating of an ideal gas Under reversible isothermal volume change During cooling of an ideal gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a common refrigerant? Carbon dioxide Ammonia Ethylene Freon-12 Carbon dioxide Ammonia Ethylene Freon-12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics PVy = constant, holds good for an isentropic process, which is Isothermal and irreversible Reversible and adiabatic Adiabatic and irreversible Reversible and isothermal Isothermal and irreversible Reversible and adiabatic Adiabatic and irreversible Reversible and isothermal ANSWER DOWNLOAD EXAMIANS APP