... unstretched lengths of wires BD and CE are LBD = 1500 mm and LCE = 2000 mm dB Ans = = 0. 0026 7 mm>mm A eavg B BD = LBD 1500 A eavg B CE = dC 10 = = 0.005 mm>mm LCE 2000 Ans 02 Solutions 46060 5/6/10... AB 500 400 mm = 0. 0025 1 mm>mm Ans •2–9 Part of a control linkage for an airplane consists of a rigid member CBD and a flexible cable AB If a force is applied to the end D of the member and causes... causes a normal strain in the cable of 0.0035 mm>mm, determine the displacement of point D Originally the cable is unstretched u D 300 mm B AB = 23 002 + 4 002 = 500 mm 300 mm AB¿ = AB + eABAB