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+
+
+//example 4.46
+//draw storm hyetograph and intensity duration curve
+clc;funcprot(0);
+//given
+p=[0 5 7.5 8.5 9];      //accumulated precipitation
+t=[0 30 60 90 120];     //time
+r(1)=0;
+mprintf("Rainfall intensity:");
+for i=2:5
+    r(i)=p(i)-p(i-1);          //rainfall in succesive 30 min interval
+    I(i)=r(i)*60/30;           //rainfall intensity
+    mprintf("\n%f",I(i));
+end
+//graph is plotted between I and t.
+ 
diff --git a/2087/CH4/EX4.46/example4_46_1.jpg b/2087/CH4/EX4.46/example4_46_1.jpg
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diff --git a/2087/CH4/EX4.46/example4_46_2.jpg b/2087/CH4/EX4.46/example4_46_2.jpg
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