Chemical Engineering Thermodynamics Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is 1 2 3 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is Zero ∞ 8 J 4 J Zero ∞ 8 J 4 J ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal solution, the activity of a component equals its Mole fraction None of these Fugacity at the same temperature and pressure Partial pressure Mole fraction None of these Fugacity at the same temperature and pressure Partial pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. None of these Isothermal Reversible Adiabatic None of these Isothermal Reversible 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 Enhanced COP No change in the value of COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Enhanced COP No change in the value of COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Decreases linearly Decreases Increases Remains unchanged Decreases linearly Decreases Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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