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Diffstat (limited to '3772/CH2/EX2.12/Ex2_12.sce')
-rw-r--r-- | 3772/CH2/EX2.12/Ex2_12.sce | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/3772/CH2/EX2.12/Ex2_12.sce b/3772/CH2/EX2.12/Ex2_12.sce new file mode 100644 index 000000000..362a46514 --- /dev/null +++ b/3772/CH2/EX2.12/Ex2_12.sce @@ -0,0 +1,31 @@ +// Problem no. 2.12,Page no.38 + + +clc;clear; +close; + +//Rectangle +a_1=600 //cm**2 //Area of the Rectangle +y_1=15 //cm //C.G of Rectangle +b=20 //cm //width of rectangle +d=30 //cm //depth of rectangle +D=15 //cm //Diameter of circle + +//Circle +a_2=176.7 //cm**2 //Area of the circle +y_2=20 //cm //C.G of the circle + +//Calculation + +Y_bar=((a_1*y_1-a_2*y_2)*(a_1-a_2)**-1) //cm //Distance of C.G From the AB +Y_bar_1=2.1 //cm +Y_bar_2=7.1 //cm + +I_1=b*d**3*12**-1 //cm**4 //M.I of the rectangle about its C.G and parallel to x-x axis +I_2=I_1+a_1*Y_bar_1**2 +I_3=%pi*D**4*64**-1+a_2*Y_bar_2**2 //cm**4 //M.I of circular section about x-x axis + +I=I_2-I_3 //cm**4 //M.I of the section about x-x axis + +//Result +printf("M.I of the section about x-x axis = %.2f cm^4",I) |