Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is More pronounced Data insufficient, can't be predicted Less pronounced Equal More pronounced Data insufficient, can't be predicted Less pronounced Equal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a homogeneous solution, the fugacity of a component depends upon the Composition Temperature Pressure All of these Composition Temperature Pressure All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the reaction; N₂ + O₂ ⇋ 2NO, increasing the pressure will result in None of these Shifting the equilibrium towards left No change in equilibrium condition Shifting the equilibrium towards right None of these Shifting the equilibrium towards left No change in equilibrium condition Shifting the equilibrium towards right ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The accentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr⁻¹ = 0.7, where, Prsat = reduced vapor pressure, Tr = reduced temperature. The value of accentric factor is always > 2 > 1 < 1 < 3 > 2 > 1 < 1 < 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Cooling Heating Simultaneous pressure & temperature change Both B and C Cooling Heating Simultaneous pressure & temperature change Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Variation of equilibrium pressure with temperature for any two phases of a given substances is given by the __________ equation. Maxwell's Clayperon Gibbs-Duhem None of these Maxwell's Clayperon Gibbs-Duhem None of these ANSWER DOWNLOAD EXAMIANS APP