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High pressure steam is expanded adiabatically 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 ?
Chemical Engineeringmedium
AΔ H = 0 and ΔS = 0
Δ H ≠ 0 and ΔS = 0
CΔ H ≠ 0 and ΔS ≠ 0
DΔ H = 0 and ΔS ≠ 0
Correct Answer: B. Δ H ≠ 0 and ΔS = 0
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