Chemical Engineering Thermodynamics Out of the following refrigration cycles, which one has the minimum COP (Co-efficient of performance)? Vapour compression with a reversible expansion engine Carnot cycle Ordinary vapour compression cycle Air cycle Vapour compression with a reversible expansion engine Carnot cycle Ordinary vapour compression cycle Air cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The kinetic energy of gas molecule is zero at 100°C -273°C 273°C 0°C 100°C -273°C 273°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Consider the reaction, C + O₂ ⇋ CO₂ ;ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO₂ → C + O₂? -94 kcal > 94 kcal + 94 kcal < -94 kcal -94 kcal > 94 kcal + 94 kcal < -94 kcal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an incompressible fluid, the __________ is a function of both pressure as well as temperature. Internal energy Enthalpy All of these Entropy Internal energy Enthalpy All of these Entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is Infinity Constant Unity Negative Infinity Constant Unity Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Those solutions in which there is no volume change upon mixing the components in the liquid state and which, when diluted do not undergo any heat change (i.e. heat of dilution is zero), are called __________ solutions. Real Ideal Isotonic None of these Real Ideal Isotonic None of these ANSWER DOWNLOAD EXAMIANS APP
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