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authorprashantsinalkar2018-02-03 11:01:52 +0530
committerprashantsinalkar2018-02-03 11:01:52 +0530
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parentd1e070fe2d77c8e7f6ba4b0c57b1b42e26349059 (diff)
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+clear
+//
+//
+//
+
+//Variable declaration
+n1=1.53 //Core refractive index
+delta=0.0196 //relative refractive index difference
+
+//Calculation
+NA=n1*sqrt(2*delta) //numerical aperture
+thetaa=asin(NA)*180/%pi //acceptance angle(degrees)
+
+//Result
+printf("\n numerical aperture is %0.3f ",NA)
+printf("\n acceptance angle is %0.3f degrees",thetaa)
+printf("\n answer for acceptance angle given in the textbook varies due to rounding off errors")