Chemical Engineering Thermodynamics The work done in isothermal compression compared to that in adiabatic compression will be Same More Less More or less depending upon the extent of work done Same More Less More or less depending upon the extent of work done ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor of a gas is Unity, if it follows PV = nRT Not a function of its pressure Not a function of its nature Not a function of its temperature Unity, if it follows PV = nRT Not a function of its pressure Not a function of its nature Not a function of its temperature ANSWER DOWNLOAD EXAMIANS APP
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 Equal Less pronounced More pronounced Data insufficient, can't be predicted Equal Less pronounced ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a spontaneous process, free energy Decreases whereas the entropy increases Increases Is zero And entropy both decrease Decreases whereas the entropy increases Increases Is zero And entropy both decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively) Arithmetic Harmonic Geometric Logarithmic Arithmetic Harmonic Geometric Logarithmic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Co-efficient of performance for a reversed Carnot cycle working between temperatures T₁ and T₂ (T₁ > T₂) is (T₁ - T₂)/T₂ T₁/(T₁ - T₂) (T₁ - T₂)/T₁ T₂/(T₁ - T₂) (T₁ - T₂)/T₂ T₁/(T₁ - T₂) (T₁ - T₂)/T₁ T₂/(T₁ - T₂) ANSWER DOWNLOAD EXAMIANS APP