Chemical Engineering Thermodynamics Sound waves propagation in air exemplifies an __________ process. Isometric Isothermal Adiabatic None of these Isometric Isothermal Adiabatic None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an extensive property of a system? Concentration Heat capacity Pressure Molal heat capacity Concentration Heat capacity Pressure Molal heat capacity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an isothermal reversible compression of an ideal gas DQ = dE Only ΔE = 0 ΔE = ΔH = 0 Only ΔH =0 DQ = dE Only ΔE = 0 ΔE = ΔH = 0 Only ΔH =0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic compression? Cooling occurs Pressure is constant Temperature is constant Heating occurs Cooling occurs Pressure is constant Temperature is constant Heating occurs 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 What is the value of ln y (where y = activity co-efficient) for ideal gases? Zero Unity Negative Infinity Zero Unity Negative Infinity ANSWER DOWNLOAD EXAMIANS APP
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