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

---
 1445/CH2/EX2.23/ch2_ex_23.sce | 34 ++++++++++++++++++++++++++++++++++
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+//CHAPTER 2- STEADY-STATE ANALYSIS OF SINGLE-PHASE A.C. CIRCUIT
+//Example 22 // read it as example 22 in the book on page 2.76
+
+disp("CHAPTER 2");
+disp("EXAMPLE 23");
+
+//VARIABLE INITIALIZATION
+A=100                           //Amplitude in Amps
+f=50                            //frquency in Hz 
+t1=1/600                        //sec after wave becomes zero again
+a1=86.6                         //amplitude at some time t after start
+//SOLUTION
+
+//solution (a)
+//RAmplitude at 1/600 second after it becomes zero
+w=f*2*%pi;                      //angular speed
+hp=1/(2*f);                     //half period, the point where sine beomes zero again after origin
+t=hp+t1;
+a2=A*sin(w*t);
+disp("SOLUTION (a)");
+disp(sprintf("Amplitude after 1/600 sec is %3f A",  a2)); 
+disp(" "); 
+//solution (b)
+//since A=A0.sinwt, t=asin(A/A0)/w
+t2=(asin(a1/A))/w;
+disp("SOLUTION (b)");
+disp(sprintf("The time at which amp would be  %fis  %3f  sec", a1,t2));
+// 
+//solution (iii)
+//Bandwidth (f2-f1)=R/(2.π.L), f1,f2 half power frequencies
+//
+//END
+
+
-- 
cgit