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Superheated water vapor enters a well-insulated throttling

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Reference no: EM13641639

Superheated water vapor enters a well-insulated throttling valve at p1 = 1 atm and t1 = 600°F . At the valve exit, an engineer reports that the exit state is superheated vapor and the thermometer reads t2= 800°F. Assume the effects of kinetic and potential energy are negligible.

a) Determine the entropy production in the valve, in Btu/lb·°R.

b) Can the reported information at the valve exit be possible?

Reference no: EM13641639

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