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//===========================================================================
//chapter 8 example 3
clc;clear all;
//variable declaration
T = 0.5; //time in hours
V = 220; //voltage in V
I = 5; //current in A
P = 525; //consumption registered in Wh
P1 =0.525; //consumption registered in kWh
//calculations
E = ((V*I)/(1000))*T; //energy consumed in kWh
e = ((P1-E)/(E))*100; //percentage error in %
//result
mprintf("percentage error = %3.2f percentage(slow) ",e);
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