Question 1.6: A stepped bar, as shown in Figure 1.21, is acted upon by dif...
A stepped bar, as shown in Figure 1.21, is acted upon by different forces. If P_1 = 80 kN, P_2 = 60 kN, P_3 = 40 kN and Young’s modulus of the material is 200 GPa, find out the net change in length.
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