Chemical Engineering Thermodynamics One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is 4364.9 30554 4988.4 10373 4364.9 30554 4988.4 10373 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy of mixing at constant pressure and temperature is always + ve - ve ∞ + ve - ve ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The internal energy of an incompressible fluid depends upon its Neither A nor B Both A & B Pressure Temperature Neither A nor B Both A & B Pressure Temperature 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. Both B and C Heating Simultaneous pressure & temperature change Cooling Both B and C Heating Simultaneous pressure & temperature change Cooling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (C.O.P.) of a Carnot heat pump operating between T₁ and T₂ is given by T₂/R1 T₂/(T₁-T₂) T₁/T₂ T₁/(T₁-T₂) T₂/R1 T₂/(T₁-T₂) T₁/T₂ T₁/(T₁-T₂) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist at equilibrium is X + 1 X + 3 X X + 2 X + 1 X + 3 X X + 2 ANSWER DOWNLOAD EXAMIANS APP