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diff --git a/1730/CH2/EX2.2/Exa2_2.sce b/1730/CH2/EX2.2/Exa2_2.sce
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+//Exa2
+clc;
+clear;
+close;
+//given data :
+//Electron density
+n=1*10^24;//unit less
+//Electron charge
+e=1.6*10^-19; // in coulomb
+//Drift velocity
+v=1.5*10^-2; // in meter per second
+//cross-sectional area
+A=1; // in centimeter square
+A=1*10^-4; // in meter square
+I=e*n*v*A;// in ampere
+disp("Magnitude of current is :"+string(I)+" A")
+\ No newline at end of file