Chemical Engineering Thermodynamics Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be Halved Same One fourth of its original value Doubled Halved Same One fourth of its original value Doubled ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The kinetic energy of gas molecule is zero at 273°C 100°C -273°C 0°C 273°C 100°C -273°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid used in ideal refrigeration cycle is Infinity Zero Positive Negative Infinity Zero Positive Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic expansion process? Pressure is constant Cooling takes place Temperature is constant Heating takes place Pressure is constant Cooling takes place Temperature is constant Heating takes place 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 T₁/T₂ T₁/(T₁-T₂) T₂/R1 T₂/(T₁-T₂) T₁/T₂ T₁/(T₁-T₂) T₂/R1 T₂/(T₁-T₂) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Joule-Thomson co-efficient for a perfect gas is Positive Negative Zero None of these Positive Negative Zero None of these ANSWER DOWNLOAD EXAMIANS APP
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