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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 /3761/CH4/EX4.14/Ex4_14.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3761/CH4/EX4.14/Ex4_14.sce')
| -rw-r--r-- | 3761/CH4/EX4.14/Ex4_14.sce | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/3761/CH4/EX4.14/Ex4_14.sce b/3761/CH4/EX4.14/Ex4_14.sce new file mode 100644 index 000000000..75cbc9df6 --- /dev/null +++ b/3761/CH4/EX4.14/Ex4_14.sce @@ -0,0 +1,33 @@ +disp("Example 4.14")
+disp("Asc=2-25dia bars","Ast=3-36dia bars","M20 Grade of concrete and Fe250steel","dd = 50mm","d=550mm","b=300mm","Given:")
+b=300
+d=550
+dd=50
+Ast= %pi*36*36*3/4
+Asc=2*%pi*25*25/4
+m=13.33 //(280/(3*sigmacbc))
+Es=2*10^5
+fck=20
+fy=250
+xumaxd=0.0035/(0.0055+(0.87*fy)/Es)
+disp(xumaxd,"xumax/d for Fe250=")
+xumax=xumaxd*d
+disp("mm",xumax,"xu,max")
+disp("Assuming fsc=fst=0.87*fy,, and considering force equilibrium")
+disp("Cus+Cuc = Tu")
+Cuc=0.362*fck*b
+Cus=(0.87*fy-0.447*fck)*Asc
+Tu=0.87*fy*Ast
+xu=(Tu-Cus)/Cuc
+disp("mm",xu,"xu=")
+disp("xu<xu,max")
+disp("Hence the assumption fst=0.87*fy is justified")
+disp("Also Esc = 0.0035*(1-dd/xu)")
+Esc=0.0035*(1-dd/xu)
+Ey=0.87*fy/(Es)
+disp(Esc,"Esc=")
+disp(Ey,"Ey=")
+disp("Therefore, fsc=0.87*fy is also justified ")
+disp("Ultimate Moment of Resistance")
+MuR=(Cuc*xu*(d-0.416*xu)+Cus*(d-dd))/10^6
+disp("kNm",MuR,"MuR=")
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