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authorprashantsinalkar2018-02-03 11:01:52 +0530
committerprashantsinalkar2018-02-03 11:01:52 +0530
commit7bc77cb1ed33745c720952c92b3b2747c5cbf2df (patch)
tree449d555969bfd7befe906877abab098c6e63a0e8 /3869/CH1/EX1.3
parentd1e070fe2d77c8e7f6ba4b0c57b1b42e26349059 (diff)
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+clear
+//
+//
+//
+
+//Variable declaration
+Y=1*10**-3 //distance between slits(m)
+D=1 //distance between slit and screen(m)
+d=1*10**-3 //point distance(m)
+lamda=5893*10**-10 //wavelength(angston)
+
+//Calculation
+delta1=Y*d/D //path difference(m)
+Pd=2*%pi*delta1/lamda //phase difference(radian)
+r=(cos(Pd/2))**2 //ratio of intensity
+delta2=lamda/4 //path difference(m)
+W=delta2*D/d //distance of point on screen from centre(m)
+
+//Result
+printf("\n ratio of intensity is %0.4f ",r)
+printf("\n distance of point on screen from centre is %0.3f *10**-4 m",W*10**4)
+printf("\n answers in the book varies due to rounding off errors")