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Diffstat (limited to '3638/CH13/EX13.4/Ex13_4.sce')
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1 files changed, 16 insertions, 0 deletions
diff --git a/3638/CH13/EX13.4/Ex13_4.sce b/3638/CH13/EX13.4/Ex13_4.sce new file mode 100644 index 000000000..a003023f1 --- /dev/null +++ b/3638/CH13/EX13.4/Ex13_4.sce @@ -0,0 +1,16 @@ +//Introduction to Fiber Optics by A. Ghatak and K. Thyagarajan, Cambridge, New Delhi, 1999
+//Example 13.4
+//OS=Windows XP sp3
+//Scilab version 5.5.2
+clc;
+clear;
+//given
+Rl=500;//Value of load resistor Rl in Ohms
+kB=1.38e-23;//Boltzmann constant in SI Units
+Deltaf=100e6;//Bandwidth of detection in Hz
+T=300;//Temperature in K
+
+//Let the root mean square shot noise current be Ins
+Ins=sqrt(4*kB*T*Deltaf/Rl);//As the root mean square shot noise current is the square root of mean square shot noise current in A
+mprintf("\n The rms shot noise current = %.2e A",Ins);
+mprintf("\n The mean square shot noise current = %.2e A^2",Ins^2)//The answers vary due to round off error
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