Chemical Engineering Thermodynamics The partial molar enthalpy of a component in an ideal binary gas mixture of composition Z, at a temperature T and pressure P, is a function only of T and P T, P and Z T T and Z T and P T, P and Z T T and Z ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics During a reversible isothermal expansion of an ideal gas, the entropy change is ∞ -ve +ve ∞ -ve +ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Ideal gas law is applicable at High T, low P Low T, high P Low T, low P High T, high P High T, low P Low T, high P Low T, low P High T, high P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. Work Temperature None of these Kinematic viscosity Work Temperature None of these Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process. Isothermal Isobaric None of these Adiabatic Isothermal Isobaric None of these Adiabatic 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 No change in the value of COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP No change in the value of COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP