Chemical Engineering Thermodynamics Fugacity co-efficient of a substance is the ratio of its fugacity to Activity Mole fraction Activity co-efficient Pressure Activity Mole fraction Activity co-efficient Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = - nR ln (P₂/P₁), holds good for Reversible isothermal volume change Cooling of a real gas Heating of an ideal gas Expansion of a real gas Reversible isothermal volume change Cooling of a real gas Heating of an ideal gas Expansion of a real gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature) 3KT/m √(6KT/m) √(3KT/m) √(2KT/m) 3KT/m √(6KT/m) √(3KT/m) √(2KT/m) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy. Equal to More than Either B or C; depends on the type of alloy Less than Equal to More than Either B or C; depends on the type of alloy Less than 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. None of these Work Temperature Kinematic viscosity None of these Work Temperature Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 1/V (∂V/∂T)p is the mathematical expression Specific heat at constant pressure (Cp) Joule-Thomson co-efficient Specific heat at constant volume (CV) Co-efficient of thermal expansion Specific heat at constant pressure (Cp) Joule-Thomson co-efficient Specific heat at constant volume (CV) Co-efficient of thermal expansion ANSWER DOWNLOAD EXAMIANS APP
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