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| author | priyanka | 2015-06-24 15:03:17 +0530 |
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| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /3428/CH5/EX1.5.6 | |
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initial commit / add all books
Diffstat (limited to '3428/CH5/EX1.5.6')
| -rw-r--r-- | 3428/CH5/EX1.5.6/Ex1_5_6.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/3428/CH5/EX1.5.6/Ex1_5_6.sce b/3428/CH5/EX1.5.6/Ex1_5_6.sce new file mode 100644 index 000000000..0830e8829 --- /dev/null +++ b/3428/CH5/EX1.5.6/Ex1_5_6.sce @@ -0,0 +1,28 @@ +//Section-1,Example-6,Page no.-AC.443
+//To find the percentage reduction in the density of the given composite.
+clc;
+V_m=0.3
+V_f=1-V_m
+E_m=3.5
+V_m=0.3
+E_f=70
+E_c=((E_m*V_m)+(E_f*V_f))
+d_f=2.5
+d_m=1.2 //disp E_c(modulus of glass-epoxy composite)
+E_cbar=(2*E_c) //E_cbar=((E_c*(1-V_f))+(E_f*V_f)
+V_f1=(50.05/299.95) // V_f1=V_c fiber
+//since V_m=0.3 has to be maintained V_f=0.7
+//V_f=V_glass+V_c fiber
+V_glass=0.7-0.16686
+d_c=((d_f*V_f)+(d_m*V_m))
+//d_cbar=d_f*V_f(glass fibres)+d_fbar*V_fbar(C-fibers)+d_m*V_m(epoxy)
+d_cbar=(2.5*0.533)+(1.8*0.16686)+(1.2*0.3)
+P_r=((d_c - d_cbar)/d_c)*100
+disp(P_r,'Percentage reduction in density')
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