From 7bc77cb1ed33745c720952c92b3b2747c5cbf2df Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Sat, 3 Feb 2018 11:01:52 +0530
Subject: Added new code

---
 3830/CH7/EX7.7/Ex7_7.sce | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 3830/CH7/EX7.7/Ex7_7.sce

(limited to '3830/CH7/EX7.7/Ex7_7.sce')

diff --git a/3830/CH7/EX7.7/Ex7_7.sce b/3830/CH7/EX7.7/Ex7_7.sce
new file mode 100644
index 000000000..108673992
--- /dev/null
+++ b/3830/CH7/EX7.7/Ex7_7.sce
@@ -0,0 +1,22 @@
+// Exa 7.7
+
+clc;
+clear;
+
+// Given
+
+Gf = 2 ; // Gauge factor of strain gauge
+S = 1000; // Stress in kg/cm^2
+E = 2*10^6; // Youngs Modulus in kg/cm^2
+
+// Solution
+
+e = S/E; // strain
+
+dR_R = e*Gf; // change in resistance
+ // Gf = 1+2u;
+// Therefore
+u = (Gf-1)/2; // poissons ratio
+
+printf('The percentage change in resistance of strain gauge = %.1f \n',dR_R*100);
+printf(' Poissons ratio  = %.2f \n',u);
-- 
cgit