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+//developed in windows XP operating system 32bit
+//platform Scilab 5.4.1
+clc;clear;
+//example 16.10w
+//calculation of the frequency at which the maxima of intensity are detected
+
+//given data
+r=20*10^-2//radius(in m) of the semicircular part
+v=340//speed(in m/s) of the sound in air
+
+//calculation
+l1=2*r//straight distance
+l2=%pi*r//curve distance
+deltal=l2-l1
+nu=v/deltal
+
+printf('the frequency at which the maxima of intensity are detected are %d Hz and %d Hz',nu,2*nu)