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Diffstat (limited to '374/CH9/EX9.1/91.sci')
| -rw-r--r-- | 374/CH9/EX9.1/91.sci | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/374/CH9/EX9.1/91.sci b/374/CH9/EX9.1/91.sci new file mode 100644 index 000000000..f65733c0b --- /dev/null +++ b/374/CH9/EX9.1/91.sci @@ -0,0 +1,11 @@ +//chapter 9 example 1// +clc +clear +//length of multimode fibre=L1,measured output voltage=Vf,measured output voltage after adding=Vn,fibre cut back to a length=L2,attenuation=adB// +L1=2;//in km// +L2=0.002;//in km// +Vn=10;//in volts// +Vf=2.1;//in volts// +p=log(Vn/Vf)*0.43; +adB=(10*p)/(L1-L2); +printf("\n attenuation per km=%f m\n",adB)
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