From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

---
 1205/CH8/EX8.7/S_8_7.sce | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 1205/CH8/EX8.7/S_8_7.sce

(limited to '1205/CH8/EX8.7/S_8_7.sce')

diff --git a/1205/CH8/EX8.7/S_8_7.sce b/1205/CH8/EX8.7/S_8_7.sce
new file mode 100644
index 000000000..ee1ffb6e7
--- /dev/null
+++ b/1205/CH8/EX8.7/S_8_7.sce
@@ -0,0 +1,18 @@
+clc;
+T1=400;//N, Force on free end of hawser
+T2=25;//kN, Force on other end of hawser
+T2=T2*1000;//N, conversion
+
+//a, coefficient of friction
+bta=2*2*%pi;//rad, angle of contact, 2 turns
+//By equation 8.13
+us=log(T2/T1)/bta;// Co-efficient of static friction
+printf("Coefficient of static friction between hawser and ballard is us= %0.3f \n",us);
+
+//Number of wraps when tension in hawser=75 kN
+T2=75;//kN, Tension in hawser
+T2=T2*1000;//N, conversion into N
+bta=log(T2/T1)/us;//rad, angle of contact
+//One turn = 2* pi angle, bta corresponds to
+turns=bta/(2*%pi);//Number of turns
+printf("Number of wraps when tension in hawser=75 kN are %.2f \n",turns);
-- 
cgit