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+//Fiber-optics communication technology, by Djafer K. Mynbaev and Lowell L. Scheiner 
+//Example 11.1.1
+//windows 7
+//Scilab version-6.0.0
+clc;
+clear ;
+//given
+
+R=0.85;//Responsivity of photodiode in A/W
+P=1E-3;//Input power saturation in W
+
+Ip=R*P;//The photocurrent in A
+mprintf("The photocurrent =%.2f mA",Ip*1E+3);