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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 /3281/CH2/EX2.19 | |
| 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 '3281/CH2/EX2.19')
| -rw-r--r-- | 3281/CH2/EX2.19/ex2_19.jpg | bin | 0 -> 8372 bytes | |||
| -rw-r--r-- | 3281/CH2/EX2.19/ex2_19.sce | 22 |
2 files changed, 22 insertions, 0 deletions
diff --git a/3281/CH2/EX2.19/ex2_19.jpg b/3281/CH2/EX2.19/ex2_19.jpg Binary files differnew file mode 100644 index 000000000..bf823b7c3 --- /dev/null +++ b/3281/CH2/EX2.19/ex2_19.jpg diff --git a/3281/CH2/EX2.19/ex2_19.sce b/3281/CH2/EX2.19/ex2_19.sce new file mode 100644 index 000000000..a1ae2a018 --- /dev/null +++ b/3281/CH2/EX2.19/ex2_19.sce @@ -0,0 +1,22 @@ +//Page Number: 105
+//Example 2.19
+clc;
+//Given
+c=3D+8; //m/s
+a=2.29; //cm
+b=1.02; //cm
+a1=a/100 ;//m
+b1=b/100; //m
+f=6D+9; //Hz
+e=1;
+mu=1/(c^2);
+
+//Cut off frequency
+lamc=2*a1;
+fc=c/lamc;
+w=2*%pi*fc;
+
+//Attenuation constant
+a=(w*sqrt(1-((f/fc)^2)))/c;;
+adb=-20*log10(exp(-a));
+disp('dB/m',adb,'Attenuation constant:');
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