ENSC 2213 Thermodynamics Exam: Problems on Volume, Energy, and Turbine Design - Prof. Arla, Exams of Thermodynamics

Download ENSC 2213 Thermodynamics Exam: Problems on Volume, Energy, and Turbine Design - Prof. Arla and more Exams Thermodynamics in PDF only on Docsity! • ENSC 2213 Thermodynamics EXAM 2/3-11-11 NAME _ (25) Problem 1. Each of the five parts below is a separate problem. Please calculate the appropriate quantity. You do not have to draw a picture and the system is always the fluid. a) Water is enclosed in a container at 50°C. If the specific volume of the water in the container is 11.2 m3/kg, determine the quality. _ ~ •..•.•'!1 \I;;; '/Clty,O '-J't ~ rz . D~Z.'7 b) Determine the specific volume of ammonia in fe/Ibm at a pressure of 30 Ib,lin2 and a temperature of 400P c) Determine the specific volume in fe/Ibm of propane at 1400P and 31 psia. V"?,Li'{-- ~ .l'l"1-?,IN[7.. 01(?,1\ '1J~', J"" V '-10 1,\~" - '-'/0 - Lr"tl. ~ 'Z'IS?~ - '2-~'lI.to= " /(,(', .( 1\, 'Z-"Ic,J" / ~ I "Z., Z d) Determine the internal energy in kJ/kg of water at a pressure of 12.2 bar and a temperature of 387°C ")f, Zit~,'f U,'" -::.,2.q '1L 1 LA/4': z.qz.q. (. /'2-,,- -Ie I ., - ,0 '-i - Z 'l~ S., ::; ------- lq~~.h -~ 'H.~ 2 ENSC 2213 Thermodynamics EXAM 2 /3-11-11 NAME _ 'j ::./I.~'c. :. 4;~I( t.: /"1 6~/B Tl'.b(t ;4-1 It ::."1 ~fI< p,-: H bo.~ JVi; ~ ¥, I t. ~, : /,0"3 Problem 2. Butane gas is stored in a tank with a volume of 1.2 m3 at a temperature of 165°C and a pressure of 19 bar. Determine the mass in the tank in kg. )';1 s+-- . t? '"'~ ,., TIM" I.t. (25) Q. ::. ) 3