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authorprashantsinalkar2018-02-03 11:01:52 +0530
committerprashantsinalkar2018-02-03 11:01:52 +0530
commit7bc77cb1ed33745c720952c92b3b2747c5cbf2df (patch)
tree449d555969bfd7befe906877abab098c6e63a0e8 /3869/CH1/EX1.22
parentd1e070fe2d77c8e7f6ba4b0c57b1b42e26349059 (diff)
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+clear
+//
+//
+//
+
+//Variable declaration
+w=0.02 //width(m)
+theta=(%pi/180)*(18+(14/60)) //angle(radian)
+n=1
+lamda=6.56*10**-7 //wavelength(m)
+
+//Calculation
+M=w*sin(theta)/(n*lamda) //total number of lines in the grating
+
+//Result
+printf("\n total number of lines in the grating is %0.1f ",M)
+printf("\n answer given in the book varies due to rounding off errors")