1 files changed, 22 insertions, 0 deletions
diff --git a/1442/CH19/EX19.1/19_1.sce b/1442/CH19/EX19.1/19_1.sce
new file mode 100755
index 000000000..1502b390e
--- /dev/null
+++ b/1442/CH19/EX19.1/19_1.sce
@@ -0,0 +1,22 @@
+clc
+//initialisation of variables
+pN2= 79 //percent
+VN2= 82.3 //m^3
+VCO2= 8 //m^3
+VCO= 0.9 //m^3
+M= 32 //gms
+M1= 28 //gms
+//CALCULATIONS
+P= (pN2/(100-pN2))
+z= VN2/P
+x= VCO2+VCO
+w= VCO2+(VCO/2)+(VCO2/10)
+y= 2*w
+r= y/x
+TO= x+(y/4)
+X= (z/TO)-1
+AF= z*(M+P*M1)/(12*x+y)
+//RESULTS
+printf (' fuel ratio= %.3f  ',r)
+printf (' \n excess air= %.3f  ',X)
+printf (' \n emass air-fuel ratio= %.2f  ',AF)