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

---
 3775/CH2/EX2.4/Ex2_4.sce | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 3775/CH2/EX2.4/Ex2_4.sce

(limited to '3775/CH2/EX2.4/Ex2_4.sce')

diff --git a/3775/CH2/EX2.4/Ex2_4.sce b/3775/CH2/EX2.4/Ex2_4.sce
new file mode 100644
index 000000000..949b80064
--- /dev/null
+++ b/3775/CH2/EX2.4/Ex2_4.sce
@@ -0,0 +1,23 @@
+//Ex 2.4 page 68
+
+clc;
+clear;
+close;
+
+// VG=0.5+8*IG -- eqn(1)
+f=400; // Hz
+delta=0.1 ; // (Duty Cycle)
+P=0.5;//W
+VS=12;// V
+
+Tp=1/f*10**6;// us
+// P= VG*IG -- eqn(2)
+// solving eqn  1 and 2
+//8*IG*IG**2+0.5*IG-P=0
+p=[8, 0.5, -P] // polynomial for IG
+IG=roots(p) ;// A 
+IG=IG(2) ;// A (discarding -ve value)
+VG=0.5+8*IG;// V
+// VS=VG+IG*RS
+RS=(VS-VG)/IG
+printf('Value of resistance to be added in series = %.2f ohm',RS)
-- 
cgit