Blog

At a point in a body subjected to plane strain, the strains are εx = 260 με, εy = 511 με, and γxy = 15 μrad. Determine the center εcenter of the corresponding in-plane Mohr’s circle.

At a point in a body subjected to plane strain, the strains are εx = –50 με, εy = 100 με, and γxy = 20 μrad. Determine the angle θp corresponding to the orientation of the principal planes at the point.

At a point subjected to plane stress on the surface of a backhoe, the stresses are σx = 7 ksi, σy = –28 ksi, and τxy = 19 ksi. Determine the angle θp corresponding to the orientation of the principal planes at the point.

At a point subjected to plane stress on the surface of a backhoe, the stresses are σx = –13 ksi, σy = –29 ksi, and τxy = 22 ksi. Determine the angle θp corresponding to the orientation of the principal planes at the point.

At a point in a body subjected to plane strain, the strains are εx = –420 με, εy = –10 με, and γxy = –480 μrad. Determine shear strain γnt at the point for a clockwise coordinate rotation of 51°.

A silicone rubber [E = 3.50 MPa, G = 1.20 MPa] wristband has an initial length of 101 mm and a width of 12 mm. If the wearer imparts a normal stress of 550 kPa in the length direction while putting it on, what is the corresponding change in width?

At a point in a body subjected to plane strain, the strains are εx = –240 με, εy = 20 με, and γxy = 350 μrad. Determine the magnitude of the maximum in-plane shear strain at the point.

At a point subjected to plane stress on the surface of a structural member, the stresses are σx = 17 ksi, σy = 18 ksi, and τxy = –8 ksi. Determine the magnitude of the absolute maximum shear stress at the point.

At a point subjected to plane stress on the surface of a structural-steel member, the stresses are σx = 5 ksi, σy = –30 ksi, and τxy = 30 ksi. Determine the diameter D of the corresponding in-plane Mohr’s circle.

At a point subjected to plane stress on the surface of a backhoe, the stresses are σx = –18 ksi, σy = 9 ksi, and τxy = –21 ksi. Determine the angle θp corresponding to the orientation of the principal planes at the point.