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

---
 28/CH5/EX5.2/ex5_2_1.sce | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100755 28/CH5/EX5.2/ex5_2_1.sce

(limited to '28/CH5/EX5.2')

diff --git a/28/CH5/EX5.2/ex5_2_1.sce b/28/CH5/EX5.2/ex5_2_1.sce
new file mode 100755
index 000000000..51822c230
--- /dev/null
+++ b/28/CH5/EX5.2/ex5_2_1.sce
@@ -0,0 +1,20 @@
+s=%s
+syms K J f
+K=60; // given
+J=10; // given
+p=K/J
+q=K/J+(f/J)*s+s^2
+G=p/q;
+disp(G,"Qo(s)/Qi(s)=")
+zeta=0.3;  // given
+cof1=coeffs(q,'s',0)
+// on comparing the coefficients
+Wn=sqrt(cof1)
+cof2=coeffs(q,'s',1)
+// 2*zeta*Wn=cof2
+f/J=2*zeta*Wn
+r=s^2+f/J
+s=s^2+f/J+K/J
+H=r/s;
+disp(H,"Qe(s)/Qi(s)=")
+
-- 
cgit