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

---
 165/CH4/EX4.25/ex4_25.sce | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 165/CH4/EX4.25/ex4_25.sce

(limited to '165/CH4/EX4.25')

diff --git a/165/CH4/EX4.25/ex4_25.sce b/165/CH4/EX4.25/ex4_25.sce
new file mode 100644
index 000000000..088204815
--- /dev/null
+++ b/165/CH4/EX4.25/ex4_25.sce
@@ -0,0 +1,20 @@
+//Example 4.25
+close;
+clc;
+
+V=3;                  //in volts
+Rm=50;                //In ohms
+Rh=10;                //in ohms
+Im=10*10^-3;          //in amperes
+Ih=0.5*Im;            //Half scale definition
+Vm=Ih*Rm;             //Voltage across the movement
+//Voltage across unknown resitence =Voltage across meter movement
+Ix=Vm/Rh;             //Current through unknown resistence
+Ish=Ix-Im/2;          //Current through shunt
+Rsh=Vm/Ish;           //Shunt resistence
+printf('\nValue of Shunt resistence Rs = %.2f ohm\n',Rsh)
+//Calculation of R1
+It=Ix+Im/2+Ish;       //Total battery current
+V_drop=V-Vm;          //Voltage drop across limiting resistor
+R1=V_drop/It;
+printf('Value of limiting resistence R1 = %.2f ohm\n',R1)
\ No newline at end of file
-- 
cgit