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-rwxr-xr-x746/CH7/EX7.04/7_04.sce18
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diff --git a/746/CH7/EX7.04/7_04.sce b/746/CH7/EX7.04/7_04.sce
deleted file mode 100755
index b6e3ab182..000000000
--- a/746/CH7/EX7.04/7_04.sce
+++ /dev/null
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-//speed and force//
-pathname=get_absolute_file_path('7.04.sce')
-filename=pathname+filesep()+'7.04-data.sci'
-exec(filename)
-//Velocity of prototype in ft/sec
-Vp1=Vp*6080/3600
-//Reynolds number of prototype:
-Rep=Vp1*Dp/vp
-//Rep=Rem
-//Therefore:
-Rem=Rep;
-//Velocity of air for wind tunnel(in ft/sec):
-Vm=Rem*vm/(Dm/12)
-//Drag force on prototype(in lbf):
-Fp=Fm*(dp/dm)*(Vp1/Vm)^2*(Dp/(Dm/12))^2
-printf("\n\nRESULTS\n\n")
-printf("\n\nTest speed in air: %.3f ft/sec\n\n",Vm)
-printf("\n\nDrag force on prototype: %.3f lbf\n\n",Fp)