Chemical Engineering Thermodynamics Critical temperature is defined as the temperature above which a gas will Immediately liquify None of these Not liquify (barring exceptions) Never liquify however high the pressure may be Immediately liquify None of these Not liquify (barring exceptions) Never liquify however high the pressure may be ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of an __________ process, the temperature of the system increases. Adiabatic compression Adiabatic expansion Isothermal expansion Isothermal compression Adiabatic compression Adiabatic expansion Isothermal expansion Isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in Decreased COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Enhanced COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Enhanced COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change During heating of an ideal gas During cooling of an ideal gas With pressure changes at constant temperature Under reversible isothermal volume change During heating of an ideal gas During cooling of an ideal gas With pressure changes at constant temperature Under reversible isothermal volume change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Claussius-Clayperon equation gives accurate result, when the Volume in the liquid state is negligible compared with that in the vapour state All of these Vapour pressure is relatively low and the temperature does not vary over wide limits Vapour obeys the ideal gas law and the latent heat of vaporisation is constant Volume in the liquid state is negligible compared with that in the vapour state All of these Vapour pressure is relatively low and the temperature does not vary over wide limits Vapour obeys the ideal gas law and the latent heat of vaporisation is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Domestic refrigerator usually works on the __________ refrigeration cycle. Carnot Absorption Vapour-ejection Air Carnot Absorption Vapour-ejection Air ANSWER DOWNLOAD EXAMIANS APP
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