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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2183/CH8/EX8.13 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '2183/CH8/EX8.13')
| -rwxr-xr-x | 2183/CH8/EX8.13/Ex_8_13.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/2183/CH8/EX8.13/Ex_8_13.sce b/2183/CH8/EX8.13/Ex_8_13.sce new file mode 100755 index 000000000..b6e7acdfb --- /dev/null +++ b/2183/CH8/EX8.13/Ex_8_13.sce @@ -0,0 +1,20 @@ +// Example 8.13 //optical power +clc; +clear; +close; +fdb=6;// +f=10^(fdb/10);// +e=1.6*10^-19;//electron charge +sndb=45;//signal to noise ration in dB +sn=(10^(sndb/10));// +h=6.63*10^-34;//planck constant +c=3*10^8;//m/s +e=1.6*10^-19;// +n=0.6;//efficneicny +ma=0.5*10^-3;// +k=1.38*10^-23;//boltzman constant +tk=300;//degree celcius +bw=8;//MHz +rl=50;//kilo ohms +po=((h*c)/(e*n*ma^2))*sqrt((8*k*tk*bw*10^6*f)/(rl*10^3))*sqrt(sn);// +disp(po*10^6,"average power incident in micro Watts is") |