Problem 3 For the compound beam shown in Figure 4, determine the reaction forces, calculate the stress in each member, and determine the deformation in each beam using the Direct Stiffness Method. 3 ft * 2 ft 2 ft

SOLVES STEP BY STEP, USE TABLE IF NECESSARY

A thin polymer plate PQR is deformed so that corner Q is displaced downward 0.9 mm to new position Q', as shown in. Determine the shear strain at Q' associated with the two edges (PQ and QR). Assume a = 150 mm, b = 216 mm, c = 180 mm, and A = 0.9 mm. a b P R C Answer: Shear strain y = Q i A X urad.