initial commit / add all books

1 files changed, 31 insertions, 0 deletions

diff --git a/2744/CH13/EX13.2/Ex13_2.sce b/2744/CH13/EX13.2/Ex13_2.sce
new file mode 100755
index 000000000..e6dff43fa
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+clear;

+clc;

+b = 8;//inches

+d = 7/8;//inches

+h = 18;//inches

+r = 2;//inches

+c = 750;//lb/in^2

+t_limit = 18000;//lb/in^2

+m = 8;

+h_eff = 16;//inches

+m = 18;

+A_t = 3*0.25*%pi*d^2;//in^2

+K = m*A_t/(b*h_eff);//inches

+n1 = sqrt((K)^2+(2*K))-K;

+n = n1*h_eff;//inches

+a = h_eff - (n/3);//inches

+t = m*c*(h_eff-n)/n;//lb/in^2

+

+if t<t_limit then

+    t = t;

+else

+    t = t_limit;

+end

+

+M_r = t*A_t*a;// lb/inches

+W = M_r*8/(12*h_eff);//lb-wt

+printf('The distance of the N.A from the top edge, n = %.3f inches.',n);

+printf('\n The safe moment of inertia is, t = %d lb/in^2.',t);

+printf('\n Unifromly distributed load over the beam, W = %d lb-wt. or %d lb. per foot run',W,W/16.011);

+

+//there are calculation errors given in the answer in textbook.