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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /172/CH8/EX8.2/ex2.sce | |
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initial commit / add all books
Diffstat (limited to '172/CH8/EX8.2/ex2.sce')
| -rwxr-xr-x | 172/CH8/EX8.2/ex2.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/172/CH8/EX8.2/ex2.sce b/172/CH8/EX8.2/ex2.sce new file mode 100755 index 000000000..36431002e --- /dev/null +++ b/172/CH8/EX8.2/ex2.sce @@ -0,0 +1,16 @@ +//example 2
+//heat transfer in a given process
+clear
+clc
+u1=87.94 //specific internal energy of R-12 at state 1 in kJ/kg
+u2=276.44 //specific internal energy of R-12 at state 2 in kJ/kg
+s1=0.3357 //specific entropy at state 1 in kJ/kg-K
+s2=1.2108 //specific entropy at state 2 in kJ/kg-K
+V=0.001 //volume of saturated liquid in m^3
+v1=0.000923 //specific volume in m^3/kg
+m=V/v1 //mass of saturated liquid in kg
+T=20 //temperature of liquid in celsius
+Q12=m*(T+273.15)*(s2-s1) //heat transfer in kJ to accomplish the process
+W12=m*(u1-u2)+Q12 //work required to accomplish the process
+printf(" \n hence,work required to accomplish the process is W12=%.1f kJ.\n",W12)
+printf(" \n and heat transfer is Q12=%.1f kJ.\n",Q12)
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