updated the code

1 files changed, 7 insertions, 16 deletions

diff --git a/1445/CH2/EX2.8/Ex2_8.sce b/1445/CH2/EX2.8/Ex2_8.sce
index adfd7b625..4c5492c4e 100644
--- a/1445/CH2/EX2.8/Ex2_8.sce
+++ b/1445/CH2/EX2.8/Ex2_8.sce
@@ -1,31 +1,22 @@
 //CHAPTER 2- STEADY-STATE ANALYSIS OF SINGLE-PHASE A.C. CIRCUIT
 //Example 8
 
+clc;
 disp("CHAPTER 2");
 disp("EXAMPLE 8");
 
-//Given
-//V=300.cos(314.t+20) volts
-//i=15.cos(314.t-10) Amp
-//
 //VARIABLE INITIALIZATION
-//V=300.cos(314.t+20) volts
-//V=300.sin(314.t+110) volts as cos(theta)=sin(theta+90)
-//i=15.cos(314.t-10) Amp
-//i=15.sin(314.t+80) Amp as cos(theta)=sin(theta+90)
-//Now
-V=300/sqrt(2);                   //in Volts
-angle_V=110;                     //in degrees
+v=300/sqrt(2);                   //in Volts
+angle_v=110;                     //in degrees
 I=15/sqrt(2);                    //in Amperes
 angle_I=80;                      //in degrees
 
 //SOLUTION
-Z=V/I;				//circuit impedance
-angle_Z=angle_V-angle_I;	//angle between current and voltage
+Z=v/I;
+angle_Z=angle_v-angle_I;
 disp(sprintf("The circuit impedance is %d Ω",Z));
 disp(sprintf("The phase angle is %d degrees",angle_Z));
-//Pav=Vm*Im.cos (phi) in RL circuit
-Pav=V*I*cos(angle_Z*(%pi/180));  //to convert angle_z from degrees to radians  
-disp(sprintf("The average power drawn is %7.2f W",Pav));// textboo answer is 1949.85 w
+p_av=v*I*cos(angle_Z*(%pi/180));  //to convert angle_z from degrees to radians  
+disp(sprintf("The average power drawn is %f W",p_av));
 
 //END