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

---
 2453/CH9/EX9.2/9_2.sce | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100755 2453/CH9/EX9.2/9_2.sce

(limited to '2453/CH9/EX9.2/9_2.sce')

diff --git a/2453/CH9/EX9.2/9_2.sce b/2453/CH9/EX9.2/9_2.sce
new file mode 100755
index 000000000..7ef34b6c7
--- /dev/null
+++ b/2453/CH9/EX9.2/9_2.sce
@@ -0,0 +1,11 @@
+//To calculate the critical current
+T = 4.2;     //temperature, K
+d = 1;     //diameter, mm
+d = d*10^-3;     //diameter, m
+Tc = 7.18;    //critical temperature, K
+H0 = 6.5*10^4;     //critical field, A/m
+Hc = H0*(1-(T/Tc)^2);    //critical field at 2K, A/m
+ic = %pi*d*Hc;     //critical current, A
+printf("critical current for lead is %5.2f A",ic);
+
+//answer given in the book is wrong
-- 
cgit