From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 914/CH7/EX7.2/ex7_2.sce | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100755 914/CH7/EX7.2/ex7_2.sce

(limited to '914/CH7/EX7.2')

diff --git a/914/CH7/EX7.2/ex7_2.sce b/914/CH7/EX7.2/ex7_2.sce
new file mode 100755
index 000000000..98d3fd3eb
--- /dev/null
+++ b/914/CH7/EX7.2/ex7_2.sce
@@ -0,0 +1,17 @@
+clc;
+warning("off");
+printf("\n\n example7.2 - pg273");
+// given
+id=4;  //[m] - inside diameter
+h=2;  //[m] - water level
+ro=0.03;  //[m] - radius of exit hole
+rt=id/2;  //[m] - inside radius
+g=9.80665;  //[m/sec^2] - gravitational acceleration
+// using the equation dh/h^(1/2)=-((ro^2)/(rt^2))*(2*g)^(1/2)dt and integrating between h=2 and h=1
+t1=integrate('(1/h^(1/2))*(1/(-((ro^2)/(rt^2))*(2*g)^(1/2)))','h',2,1);
+printf("\n\n Time required to remove half of the contents of the tank is \n t=%fsec=%fmin",t1,t1/60);
+//integrating between h=2 and h=0
+t2=integrate('(1/h^(1/2))*(1/(-((ro^2)/(rt^2))*(2*g)^(1/2)))','h',2,0);
+printf("\n\n Time required to empty the tank fully is \n t=%fsec=%fmin",t2,t2/60);
+
+
-- 
cgit