A flitch beam can be fabricated by sandwiching two steel plates (2) between three wood boards (1). Dimensions for the cross section are b- 1.2 in., d= 7.3 in., and t-0.30 in. The elastic moduli of the wood and steel are E - 1700 ksi and E2 -31500 ksi, respectively. For a bending moment of M, - +13.5 kip-ft, determine: (a) the normal stress in each material at point H, which is located at a distance of a - 1.8 in. above the z centroidal axis. (b) the normal strain in each material at point H. (c) the magnitudes of the maximum bending stress in each material. (2) d (1) (1) (1) b Answer: (a) Owood(H) - i psi Osteel(H) = i psi (b) Ewood(H) " HE Esteel(H) - (c) Owood(max)- psi Osteel(max)- psi

A flitch beam can be fabricated by sandwiching two steel plates (2) between three wood boards (1). Dimensions for the cross section are b- 1.2 in., d= 7.3 in., and t-0.30 in. The elastic moduli of the wood and steel are E - 1700 ksi and E2 -31500 ksi, respectively. For a bending moment of M, - +13.5 kip-ft, determine: (a) the normal stress in each material at point H, which is located at a distance of a - 1.8 in. above the z centroidal axis. (b) the normal strain in each material at point H. (c) the magnitudes of the maximum bending stress in each material. (2) d (1) (1) (1) b Answer: (a) Owood(H) - i psi Osteel(H) = i psi (b) Ewood(H) " HE Esteel(H) - (c) Owood(max)- psi Osteel(max)- psi

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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