initial commit / add all books

1 files changed, 33 insertions, 0 deletions

diff --git a/278/CH11/EX11.14/ex_11_14.sce b/278/CH11/EX11.14/ex_11_14.sce
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+//find the size of the bolts

+clc

+//solution

+//given

+//ref fig 11.35

+W=12000//N

+L=400//mm

+L1=50//mm

+L2=375//mm

+ft=84//N/mm^2

+n=4

+Ws=W/n//shear load on each bolt

+Wt=0.5*[[W*L*L2]/[L1^2 +L2^2]]//N

+Wte=0.5*[Wt + sqrt(Wt^2 +4*(Ws)^2)]//N//equivalent tensile load

+//let dc be core dia

+pi=3.14

+//A=(pi/4)*dc^2*ft=66*dc^2

+dc=sqrt(Wte/66)//mm

+//let tabd b be thickness and depth of arm

+//Z=(1/6)*t*b^2

+M=W*L//N-mm

+Z=M/84//

+//asume b=250

+b=250//mm

+//Z=b^2*t/6

+t=(M*6)/(ft*b^2)

+printf("the value of core diameteris, %f mm\n",dc)

+printf("the standard value of core diametr  is 11.546 mm fron T11.1\n")

+printf("the value of equivalent tensile load is,%f N\n",Wte)

+printf("the value tensile load is,%f N\n",Wt)

+printf("the value of load actiung on each bolt is,%f N\n",Ws)

+printf("the moment acting is,%f N-mm\n",M)

+printf("the value of thickness is,%f mm",t)
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