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Diffstat (limited to '2087/CH4/EX4.66/example4_66.sce')
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1 files changed, 16 insertions, 0 deletions
diff --git a/2087/CH4/EX4.66/example4_66.sce b/2087/CH4/EX4.66/example4_66.sce new file mode 100755 index 000000000..116a38c09 --- /dev/null +++ b/2087/CH4/EX4.66/example4_66.sce @@ -0,0 +1,16 @@ +
+
+//example 4.66
+//calculate flood magnitude with return period of 200 years
+clc;funcprot(0);
+//given
+T1=50;T2=100; //Return period
+F1=30800;F2=36300; //Peak flood
+y100=-(2.303*log10(2.303*log10(T2/(T2-1))));
+y50=-(2.303*log10(2.303*log10(T1/(T1-1))));
+y=(F2-F1)/(y100-y50);
+T=200;
+y200=-(2.303*log10(2.303*log10(T/(T-1))));
+x200=F2+(y200-y100)*y;
+x200=round(x200);
+mprintf("flood magnitude with return period of 240 years=%f cumecs.",x200);
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