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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/EX2.21 | |
| 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/EX2.21')
| -rw-r--r-- | 3281/CH2/EX2.21/ex2_21.jpg | bin | 0 -> 18475 bytes | |||
| -rw-r--r-- | 3281/CH2/EX2.21/ex2_21.sce | 35 |
2 files changed, 35 insertions, 0 deletions
diff --git a/3281/CH2/EX2.21/ex2_21.jpg b/3281/CH2/EX2.21/ex2_21.jpg Binary files differnew file mode 100644 index 000000000..a1b98f2f0 --- /dev/null +++ b/3281/CH2/EX2.21/ex2_21.jpg diff --git a/3281/CH2/EX2.21/ex2_21.sce b/3281/CH2/EX2.21/ex2_21.sce new file mode 100644 index 000000000..c1bcd92e2 --- /dev/null +++ b/3281/CH2/EX2.21/ex2_21.sce @@ -0,0 +1,35 @@ +//Page Number: 106
+//Example 2.21
+clc;
+//Given
+c=3D+8; //m/s
+f=15D+9; //hz
+a=1.07; //cm
+a1=a/100; //m
+b=0.43; //cm
+b1=b/100; //m
+er=2.08;
+tandel=0.0004;
+lam=c/f;
+
+
+//(i) Cut off frequency
+m1=1;
+n1=0;
+fc10=(c/(2*%pi*sqrt(er))*sqrt((m1*%pi/a1)^2+(n1*%pi/b1)^2));
+disp('GHz',fc10/10^9,'Cut off frequency for mode TE10:');
+
+m2=2;
+n2=0;
+fc20=(c/(2*%pi*sqrt(er))*sqrt((m2*%pi/a1)^2+(n2*%pi/b1)^2));
+disp('Ghz',fc20/10^9,'Cut off frequency at mode TE20:');
+
+m3=0;
+n3=1;
+fc01=(c/(2*%pi*sqrt(er))*sqrt((m3*%pi/a1)^2+(n3*%pi/b1)^2));
+disp('Ghz',fc01/10^9,'Cut off frequency at mode TE01:');
+
+//Dielectric attenuation constant
+ad=(%pi*tandel)/(lam*sqrt(1-(fc10/f)^2));
+adb=-20*log10(exp(-ad));
+disp('dB/m',adb,'Attenuation constant:');
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