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Diffstat (limited to '3776/CH7/EX7.1/Ex7_1.sce')
| -rw-r--r-- | 3776/CH7/EX7.1/Ex7_1.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/3776/CH7/EX7.1/Ex7_1.sce b/3776/CH7/EX7.1/Ex7_1.sce new file mode 100644 index 000000000..22b3a758c --- /dev/null +++ b/3776/CH7/EX7.1/Ex7_1.sce @@ -0,0 +1,23 @@ +clear +//Given +shear_v = 3000 //N - Transmitted vetical shear +shear_al = 700 //N - The maximum allowable +//We will divide this into two parts +l_1 = 50.0 //mm +l_2 = 200.0 //mm +b_1 = 200.0 //mm +b_2 = 50.0 //mm +A_1 = l_1* b_1 //mm2 - area of part_1 +y_1 = 25.0 //mm com distance +A_2 =l_2*b_2 //mm2 - area of part_1 +y_2 = 150.0 //in com distance +y_net = (A_1*y_1 +A_2*y_2)/(A_1+A_2) //mm - The com of the whole system +c_max = (4-y_net) //mm - The maximum distace from com to end +c_min = y_net //mm - the minimum distance from com to end +I_1 = b_1*(l_1**3)/12 + A_1*((y_1-y_net)**2) //Parallel axis theorm +I_2 = b_2*(l_2**3)/12 + A_2*((y_2-y_net)**2) +I_net = I_1 + I_2 //mm4 - the total moment of inertia +Q = A_1*(-y_1+y_net) //mm3 +q = shear_v*Q/I_net //N/mm - Shear flow +d = shear_al/q // The space between the nails +printf("\n The minimal space between the nails %0.1f mm",d) |