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Diffstat (limited to '1052/CH28/EX28.6/286.sce')
| -rwxr-xr-x | 1052/CH28/EX28.6/286.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/1052/CH28/EX28.6/286.sce b/1052/CH28/EX28.6/286.sce new file mode 100755 index 000000000..441debe07 --- /dev/null +++ b/1052/CH28/EX28.6/286.sce @@ -0,0 +1,16 @@ +clc;
+//Example 28.6
+//page no 434
+printf("Example 28.6 page no 434\n\n");
+//comparison between flow in pipes and open channel flow
+//water is passing through a trapezodial channel
+l_b=20//length of bottom base,ft
+l_t=50//length of top base,ft
+h=7.5//height of channel,ft
+A = (l_b+ l_t)*(h/2)//cross sectional area
+P = l_b +sqrt(h^2+ (2*h)^2)//perimeter of trapezoid
+r_h=A/P//hydrulic radius
+S=0.0008//coeff. in manning equation
+n=0.02//coeff. in manning eq.
+q = 1.486*A*r_h^(2/3)*S^(1/2)/n//manning equation to determine flow rate
+printf("\n volumetric flow rate q=%f ft^3/s",q);
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