33 The stress components at a critical point that is in plane stress due to a force P are 3D 10P МPа (T) Oy = 20P MPa (C) %3D Try 5P MPa where P is in kilonewtons. The critical stress intensity factor of the material is 33 MPa./m. For inspection purposes, the small- est crack length that is acceptable is I mm. What is the maxi- mum force P that can be applied?

Structural Analysis
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Chapter2: Loads On Structures
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Subject: Mechanics of materials

Note : 2.33 is question number this is not a graded question

2.33 The stress components at a critical point that is in plane stress
due to a force P are
Orr = 10P MPa (T)
Ovy = 20P MPa (C)
=D5P MPa
%3D
%3D
Ty
%3!
where P is in kilonewtons. The critical stress intensity factor of
the material is 33 MPa/m. For inspection purposes, the small-
est crack length that is acceptable is 1 mm. What is the maxi-
mum force P that can be applied?
Transcribed Image Text:2.33 The stress components at a critical point that is in plane stress due to a force P are Orr = 10P MPa (T) Ovy = 20P MPa (C) =D5P MPa %3D %3D Ty %3! where P is in kilonewtons. The critical stress intensity factor of the material is 33 MPa/m. For inspection purposes, the small- est crack length that is acceptable is 1 mm. What is the maxi- mum force P that can be applied?
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