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+//example:-11.4,page no.-596.
+//program to calculate the impedence of the diode.
+Cp=0.1*10^-12;Lp=2*10^-9;Cj=0.15*10^-12;Rs=10;Is=0.1*10^(-6);
+Io1=0;Io2=60*10^(-6);alpha=(1/25)*(10^3);
+R1j=1/(alpha*(Io1+Is)); // for Io=0.
+R2j=1/(alpha*(Io2+Is)); // for Io=60 mA.
+disp(R1j,'junction resistance for Io=0, in ohm = ')
+disp(R2j,'junction resistance for Io=0, in ohm = ')
+\ No newline at end of file