diff options
Diffstat (limited to '3683/CH1/EX1.3/Ex1_3.sce')
| -rw-r--r-- | 3683/CH1/EX1.3/Ex1_3.sce | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/3683/CH1/EX1.3/Ex1_3.sce b/3683/CH1/EX1.3/Ex1_3.sce new file mode 100644 index 000000000..533537c99 --- /dev/null +++ b/3683/CH1/EX1.3/Ex1_3.sce @@ -0,0 +1,12 @@ +//assume d = 400 mm and b = 200 mm
+b=200//in mm
+d=400//in mm
+sigma_cbc=5//in MPa
+sigma_st=140//in MPa
+m=18.66//modular ratio
+Xc=d/(1+sigma_st/m/sigma_cbc)//in mm
+z=d-Xc/3//in mm
+Mr=b*Xc*sigma_cbc/2*z//in N-mm
+Ast=b*Xc*sigma_cbc/2/sigma_st//in sq mm
+pt=Ast*100/b/d//in %
+mprintf("When d is assumed as 400 mm and b as 200 mm\n(a) Position of neutral axis=%f mm\n(b) Lever arm=%f mm\n(c) Moment of resistance=%f kN-m\n(d) Percentage of steel=%f percent",Xc,z,Mr/10^6,pt)
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