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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 /1949/CH1/EX1.26/1_26.sce | |
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initial commit / add all books
Diffstat (limited to '1949/CH1/EX1.26/1_26.sce')
| -rwxr-xr-x | 1949/CH1/EX1.26/1_26.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/1949/CH1/EX1.26/1_26.sce b/1949/CH1/EX1.26/1_26.sce new file mode 100755 index 000000000..fd819fab3 --- /dev/null +++ b/1949/CH1/EX1.26/1_26.sce @@ -0,0 +1,17 @@ +//Chapter-1,Example 1_26,Page 1-48
+clc()
+
+//Given Data:
+i=45*%pi/180 //angle of incidence
+u=4/3 //Refractive index of soap film
+lam=5*10^-7 //wavelength of light
+t=1.5*10^-6 //thickness of film
+
+//Calculations:
+//u=sin i/sin r //Snell's law .So,
+r=asin(sin(i)/u) //angle of reflection
+
+//Now, condition for dark band is
+//2ut*cos r=n*lam
+n=2*u*t*cos(r)/lam //order of band
+printf('order of dark band is =%.1f \n',n)
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