A free L profile is loaded as shown. The profile has the following cross-sectional data:

The coordinates of point A, B and C are:

a) Calculate the stresses in points A, B and C. (Answer 107 MPa, 96 MPa and 37 MPa) b) Calculate the displacement in the middle. (Answer : 3.77 mm) c) Calculate the angle of the neutral axis. (Answer: -44.50)

Iy = 2260-103 mm, I= 2610-10mm, Iz = 808-109 mm", In = 458.103 mm, ey = 38,3 mm, ez = 18,7 mm og tana = 0,441. 1 ya = 18,7 mm YB = 18,7 mm yc = -61,3 mm ZA = -81,7 mm ZB = 38,3 mm Zc = 38,3 mm F n N E - - y ey B ez -N Iy = 2260-103 mm, I= 2610-10mm, Iz = 808-109 mm", In = 458.103 mm, ey = 38,3 mm, ez = 18,7 mm og tana = 0,441. 1 ya = 18,7 mm YB = 18,7 mm yc = -61,3 mm ZA = -81,7 mm ZB = 38,3 mm Zc = 38,3 mm F n N E - - y ey B ez -N