5. The beam made of brittle material has a rectangular cross section and is subjected to the loadings. Given: 0,25ksi and o=50ksi (i) Determine the principal stresses developed in the beam at point A. This point is just to the left of 2000-lb load. (ii) Based on accuracy, select a suitable failure theory to find the safety factor. 2000 lb 7.5 in. -2f-2f4 1000 lb 6 in. 1 15 in.

5. The beam made of brittle material has a rectangular cross section and is subjected to the loadings. Given: 0,25ksi and o=50ksi (i) Determine the principal stresses developed in the beam at point A. This point is just to the left of 2000-lb load. (ii) Based on accuracy, select a suitable failure theory to find the safety factor. 2000 lb 7.5 in. -2f-2f4 1000 lb 6 in. 1 15 in.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter1: Tension, Compression, And Shear

Section: Chapter Questions

Problem 1.7.10P: Three round, copper alloy bars having the same length L but different shapes are shown, in the...

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