initial commit / add all books

2 files changed, 26 insertions, 0 deletions

diff --git a/51/CH3/EX3.6/3_6.sce b/51/CH3/EX3.6/3_6.sce
new file mode 100755
index 000000000..7fcef1d6b
--- /dev/null
+++ b/51/CH3/EX3.6/3_6.sce
@@ -0,0 +1,26 @@
+clc;

+clear;

+v1=100;//mi/hr

+ht=10000;//ft

+//from standard table for static pressure at an altitude

+p1=1456//lb/ft^2(abs)

+P1=1456*0.006947;//psi

+d=0.001756;//slugs/ft^3

+//1 mi/hr = 1.467 ft/s 

+p2=p1+(d*(v1*1.467)^2/2);//lb/ft^3

+//in terms of gage pressure p2g

+p2g=p2-p1;//lb/ft^2

+//1lb/ft^2 = 0.006947 psi

+P2=p2*0.006947;//psi

+P2g=p2g*0.006947;//psi

+//pressure difference indicated by the pitot tube = pdiff

+pdiff=P2-P1;//psi

+disp("psi",P1,"Pressure at point 1 =")

+disp("psi",P2g,"Pressure at point 2 in terms of gage pressure=")

+disp("psi",pdiff,"pressure difference indicated by the pitot static tube=")

+v1=0:1:600;

+for i=0:600

+   prat(i+1)=p1/(p1+(d*(i*1.467)^2/2));

+end

+plot2d(v1,prat,rect=[0,0,600,1]);

+xtitle("v1 vs p1/p2","v1, mph","p1/p2")
\ No newline at end of file
diff --git a/51/CH3/EX3.6/3_6graph.jpg b/51/CH3/EX3.6/3_6graph.jpg
new file mode 100755
index 000000000..9dfb8ebcd
--- /dev/null
+++ b/51/CH3/EX3.6/3_6graph.jpg