Blog

A point in a structural member is subjected to plane strain. Determine the center εcenter of the corresponding in-plane Mohr’s circle.εx = 290 μεεy = 800 μεγxy = 390 μrad

At a point on the free surface of an aluminum component [E = 74 MPa,ν = 0.33], a strain rosette was used to obtain normal strains of εa = 28 με, εb = –395 με, and εc = 65 με. Determine normal strain εx at the point.

A point in a structural member is subjected to the following stress magnitudes. The stress directions are shown in the image. Determine the average normal stress associated with the maximum shear stress in the x-y plane.|σx| = 37.8 MPa|σy| = 81.9 MPa|τxy| = 59.6 MPa

At a point on the free surface of an aluminum component [E = 75 MPa,ν = 0.3], a strain rosette was used to obtain normal strains of εa = 320 με, εb = –230 με, and εc = 65 με. Determine normal strain εx at the point.

A tank with an inside diameter of 300 mm, a length of 720 mm, and a wall thickness of 2.2 mm was designed to withstand a pressure of 750 kPa. If the outside of the tank has corroded such that the thickness is now 86% of the original value, what should the pressure now be limited to?

A tank with an inside diameter of 335 mm, a length of 700 mm, and a wall thickness of 3.0 mm was designed to withstand a pressure of 635 kPa. If the outside of the tank has corroded such that the thickness is now 83% of the original value, what should the pressure now be limited to?

A point in a structural member is subjected to plane strain. Determine the center εcenter of the corresponding in-plane Mohr’s circle.εx = 100 μεεy = 450 μεγxy = 250 μrad

A point in a structural member is subjected to the following stress magnitudes. The stress directions are shown in the image. Determine σn for an angle magnitude of |θ| = 33° in the direction shown.|σx| = 60 MPa|σy| = 85 MPa|τxy| = 65 MPa

A point in a structural member is subjected to the following stress magnitudes. The stress directions are shown in the image. Determine the orientation of the planes associated with the maximum in-plane shear stress, θs.|σx| = 30 MPa|σy| = 90 MPa|τxy| = 15 MPa

A point in a structural member is subjected to the following stress magnitudes. The stress directions are shown in the image. Determine the absolute maximum shear stress.|σx| = 85 MPa|σy| = 80 MPa|τxy| = 5 MPa