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Diffstat (limited to '3720/CH7/EX7.5/Ex7_5.sce')
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1 files changed, 18 insertions, 0 deletions
diff --git a/3720/CH7/EX7.5/Ex7_5.sce b/3720/CH7/EX7.5/Ex7_5.sce new file mode 100644 index 000000000..a1fcd0b40 --- /dev/null +++ b/3720/CH7/EX7.5/Ex7_5.sce @@ -0,0 +1,18 @@ +//Example 7_5
+clc;clear;
+// Given values
+// Properties
+//For air at atmospheric pressure and at T = 25°C
+T=25;// °C
+rho_p=1.184;//kg/m^3
+mu_p=1.849*10^-5;//kg/m.s
+//Similarly,at T=5°C
+T=5;// °C
+rho_m=1.269;//kg/m^3
+mu_m=1.754*10^-5;// kg/m.s
+V_p=50;//Speed in mi/h
+// (L_p/L_m)=5 The ratio of Lp to Lm is known because the prototype is five times larger than the scale model
+
+// Calculation
+V_m=(V_p*(mu_m/mu_p)*(rho_p/rho_m)*(5));
+printf("The unknown wind tunnel speed for the model tests=%0.0f mi/h\n",V_m);
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