1 files changed, 14 insertions, 0 deletions
diff --git a/2825/CH3/EX3.4/Ex3_4.sce b/2825/CH3/EX3.4/Ex3_4.sce
new file mode 100755
index 000000000..9df394953
--- /dev/null
+++ b/2825/CH3/EX3.4/Ex3_4.sce
@@ -0,0 +1,14 @@
+//Ex3_4 Pg-182
+clc
+
+disp("          I = Is*exp(eV/kT) = Is*exp(40V)")
+disp("          Re = del_V/del_I = 1/40I")
+disp("     Dividing throughtout by volume, one obtains the equation in the form of current density as")
+disp("          J = Js*(exp(eV/kT)-1)")
+J=10^5 //forward current density
+Js=250*10^(-3) //saturation current density
+e=1.6*10^(-19) //electron charge
+T=300 //temperature
+k=1.38*10^(-23) //Boltzmann constant
+V=(log(J/Js)*k*T)/e //voltage applied across junction
+printf("\n The voltage applied across the junction =%.2f V",V)