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

---
 1655/CH7/EX7.8.1/Example_7_8_1.sce | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100755 1655/CH7/EX7.8.1/Example_7_8_1.sce

(limited to '1655/CH7/EX7.8.1/Example_7_8_1.sce')

diff --git a/1655/CH7/EX7.8.1/Example_7_8_1.sce b/1655/CH7/EX7.8.1/Example_7_8_1.sce
new file mode 100755
index 000000000..0993d17c8
--- /dev/null
+++ b/1655/CH7/EX7.8.1/Example_7_8_1.sce
@@ -0,0 +1,20 @@
+// Example 7.8.1  page 7.39
+
+clc;
+clear;
+
+w=25d-6;    //width
+v=1d5;      //velocity
+r=40d-6;    //radius
+eps=12.5d-13;
+
+t=w/v;      //computing drift time
+c=eps*3.14*(r)^2/w;     //computing junction capacitance
+c=c*10^16;
+printf("\nDrift time %.1e sec.\nJunction capacitance %.1f pf.",t,c);
+printf("\nCalculation error in the book at the answer of drift time.");
+
+//calculation error in drift time answer in the book is 25*10^-10. it should be 2.5*10^-10.
+
+
+
-- 
cgit