From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 839/CH9/EX9.2/Example_9_2.sce | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100755 839/CH9/EX9.2/Example_9_2.sce (limited to '839/CH9/EX9.2/Example_9_2.sce') diff --git a/839/CH9/EX9.2/Example_9_2.sce b/839/CH9/EX9.2/Example_9_2.sce new file mode 100755 index 000000000..f14ebb69d --- /dev/null +++ b/839/CH9/EX9.2/Example_9_2.sce @@ -0,0 +1,30 @@ +//clear// +clear; +clc; + +//Example 9.2 +//Given +Dt = 6; //[ft] +h = 2; //[ft] +n = 90/60; //[rps] +mu = 12*6.72*10^-4; //[lb/ft-s] +g = 32.17; //[ft/s^2] +rho = 93.5; //[lb/ft^3] +Da = 2; // [ft] + +Nre = Da^2*n*rho/mu; +//Froude number +Nfr = n^2*Da/g; +//From Table 9.1 +a = 1; +b = 40.0; +//Using Eq.(9.19) +m = (a-log(Nre)/2.303)/b; +//Using Fig. 9.12, curve D, +Np = 1.07; +//Corrected valus of Np +Np = Np*Nfr^m; + +//Form Eq.(9.20) +P = Np*rho*n^3*Da^5/g //[ft-lbf/s] +P = P/550 //[hp] -- cgit