Determine the forces in members BE and CE of the loaded truss. The forces are positive if in tension, negative if in compression. 3.2 m 45° CE= BE = i 3.7 kN 3.3 mi E B i 5.6 KN The tolerance is ± 1 in the 3rd significant digit. BC = CD 3.3 m KN KN

Required information Consider the beam and loading shown. If a=8 in, b=9.0 in, c=1 in. For a section at n-n, determine the shear stress at b. A 25 kips 20 in.- 10 in. 25 kips - 20 in.- B a +6 i in.. in. b b a с in.

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QUESTION 1) The cross sectional Е, A, Е, А, areas of the KM and MR intervals are A1 = 400 mm? and A2 respectively. Both sections are made = 200 mm², from the same material that has elastic L. M N R K modulus ofE = 200 GPa. If the gap in figure is 8-5mm and the axial forces are Pi = 120 kN and P2 1m 2m 2m 1m = 80 kN; a) Calculate the support reactions. b) Draw the axial force diagram.