Air at 27°C and 5 atm is throttled by a valve to 1 atm.If
Chapter 5, Problem 205P(choose chapter or problem)
Problem 205PAir at 27°C and 5 atm is throttled by a valve to 1 atm.If the valve is adiabatic and the change in kinetic energy is negligible, the exit temperature of air will be
(a) 10ºC
(b) 15ºC
(c) 20°C
(d) 23°C
(e) 27°C
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