A brittle material has the properties Sut = 30 kpsi and Suc = 90 kpsi. Using the brittle Coulomb- Mohr and modified- Mohr theories, determine the factors of safety for the following states of plane stress: a. x = 20 kpsi, Txy = −10 kpsi b. σx = - 15 kpsi, σy = 10 kpsi, Txy = -15 kpsi

Mechanics of Materials (MindTap Course List)
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Author:Barry J. Goodno, James M. Gere
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Chapter2: Axially Loaded Members
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A brittle material has the properties Sut = 30 kpsi and Suc = 90 kpsi. Using the brittle Coulomb- Mohr and
modified- Mohr theories, determine the factors of safety for the following states of plane stress:
a. x = 20 kpsi, Txy = −10 kpsi
b. σx = - 15 kpsi, σy = 10 kpsi, Txy = -15 kpsi
Transcribed Image Text:A brittle material has the properties Sut = 30 kpsi and Suc = 90 kpsi. Using the brittle Coulomb- Mohr and modified- Mohr theories, determine the factors of safety for the following states of plane stress: a. x = 20 kpsi, Txy = −10 kpsi b. σx = - 15 kpsi, σy = 10 kpsi, Txy = -15 kpsi
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