Chemical Engineering Thermodynamics Efficiency of a Carnot engine working between temperatures T₁ and T₂ (T₁ < T₂) is (T₂ - T₁)/T₁ (T₂ - T₁)/T₂ (T₁ - T₂)/T₂ (T₁ - T₂)/T₁ (T₂ - T₁)/T₁ (T₂ - T₁)/T₂ (T₁ - T₂)/T₂ (T₁ - T₂)/T₁ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ does not change during phase transformation processes like sublimation, melting & vaporisation. Internal energy Gibbs free energy Entropy All of these Internal energy Gibbs free energy Entropy All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In which of the following reaction equilibria, the value of equilibrium constant Kp will be more than is Kc? 2HI ⇋ H₂ + I₂ 2SO₂ + O₂ ⇋ 2SO₃ N₂O₄ ⇋ 2NO₂ None of these 2HI ⇋ H₂ + I₂ 2SO₂ + O₂ ⇋ 2SO₃ N₂O₄ ⇋ 2NO₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics High pressure steam is expanded adiabati-cally and reversibly through a well insulated turbine, which produces some shaft work. If the enthalpy change and entropy change across the turbine are represented by ΔH and ΔS respectively for this process: Δ H = 0 and ΔS ≠ 0 Δ H = 0 and ΔS = 0 Δ H ≠ 0 and ΔS = 0 Δ H ≠ 0 and ΔS ≠ 0 Δ H = 0 and ΔS ≠ 0 Δ H = 0 and ΔS = 0 Δ H ≠ 0 and ΔS = 0 Δ H ≠ 0 and ΔS ≠ 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will Remain same Decrease Increase Increase in summer and will decrease in winter Remain same Decrease Increase Increase in summer and will decrease in winter ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At the critical point of a substance There is no distinction between liquid and vapour phases Liquid and vapour have the same density All of these The surface tension vanishes There is no distinction between liquid and vapour phases Liquid and vapour have the same density All of these The surface tension vanishes ANSWER DOWNLOAD EXAMIANS APP
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