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

---
 3257/CH6/EX6.1/Ex6_1.sce | 19 +++++++++++++++++++
 3257/CH6/EX6.1/Ex6_1.txt |  3 +++
 2 files changed, 22 insertions(+)
 create mode 100755 3257/CH6/EX6.1/Ex6_1.sce
 create mode 100755 3257/CH6/EX6.1/Ex6_1.txt

(limited to '3257/CH6/EX6.1')

diff --git a/3257/CH6/EX6.1/Ex6_1.sce b/3257/CH6/EX6.1/Ex6_1.sce
new file mode 100755
index 000000000..70d4e7201
--- /dev/null
+++ b/3257/CH6/EX6.1/Ex6_1.sce
@@ -0,0 +1,19 @@
+// Calculation of upsetting force
+clc
+d1 = 200 // diameter in mm
+h1 = 125 // height in mm
+h2 = 50 // height in mm
+K = 760 // in MPa
+n = 0.19 
+mu = 0.2 // coefficient of friction
+printf("\n Example 6.1")
+epsilon1 = log(h1/h2)
+Yf = K*epsilon1^n
+v = %pi/4*d1^2*h1
+r2 = sqrt(v/(%pi*h2))
+
+P_av= Yf*(1+(2*mu*r2/(3*h2)))
+F = P_av*1e6*%pi*(r2*1e-3)^2
+printf("\n Required upsetting force is %.2e N",F)
+// Answer in book is 8.32e7N
+
diff --git a/3257/CH6/EX6.1/Ex6_1.txt b/3257/CH6/EX6.1/Ex6_1.txt
new file mode 100755
index 000000000..66bb030ad
--- /dev/null
+++ b/3257/CH6/EX6.1/Ex6_1.txt
@@ -0,0 +1,3 @@
+ 
+ Example 6.1
+ Required upsetting force is 8.35e+07 N 
\ No newline at end of file
-- 
cgit