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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3720/CH14/EX14.5 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3720/CH14/EX14.5')
| -rw-r--r-- | 3720/CH14/EX14.5/Ex14_5.sce | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/3720/CH14/EX14.5/Ex14_5.sce b/3720/CH14/EX14.5/Ex14_5.sce new file mode 100644 index 000000000..9656c2710 --- /dev/null +++ b/3720/CH14/EX14.5/Ex14_5.sce @@ -0,0 +1,25 @@ +//Example 14-5
+clc;clear;
+// Properties
+rho_a=1.20;// kg/m^3
+rho_w=998;// kg/m^3
+n=1750;
+alpha_1=0;
+alpha_2=40;
+r_1=0.04;// m
+r_2=0.08;// m
+b_1=0.052;// m
+b_2=0.023;// m
+v=0.13;// m^3/s
+g=9.81// m/s^2
+
+// Calculation
+V_1n=(v/(2*%pi*r_1*b_1));
+V_1t=0;//since alpha_1=0
+V_2n=(v/(2*%pi*r_2*b_2));
+V_2t=V_2n*tand(40);
+omega=(2*%pi*n)/60;
+H=((omega/g)*((r_2*V_2t)-(r_1*V_1t)));
+H_wc=H*(rho_a/rho_w)*1000;// mm
+bhp=(rho_a*g*v*H);
+printf('The required brake horsepower,bhp=%0.1f W\n',bhp);
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