Chemical Engineering Thermodynamics An ideal liquid refrigerant should Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Have low specific heat Not have unduly high vapour pressure at the condenser temperature Both A and B Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Have low specific heat Not have unduly high vapour pressure at the condenser temperature Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Efficiency of a Carnot engine working between temperatures T₁ and T₂ (T₁ < T₂) is (T₁ - T₂)/T₂ (T₂ - T₁)/T₁ (T₂ - T₁)/T₂ (T₁ - T₂)/T₁ (T₁ - T₂)/T₂ (T₂ - T₁)/T₁ (T₂ - T₁)/T₂ (T₁ - T₂)/T₁ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in pressure (above atmospheric pressure), the Cp of a gas Decreases First decreases and then increases Remains unchanged Increases Decreases First decreases and then increases Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is used for the prediction of activity co-efficient from experiments? Margules equation All of these Van Laar equation Wilson's equation Margules equation All of these Van Laar equation Wilson's equation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂? > -94 kcal Zero -94 kcal < - 94 kcal > -94 kcal Zero -94 kcal < - 94 kcal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a constant volume process dQ = dE + pdV dW = pdV dE = CvdT dE = CpdT dQ = dE + pdV dW = pdV dE = CvdT dE = CpdT ANSWER DOWNLOAD EXAMIANS APP
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