Solution of task 5.5.13 from the collection of Kepe OE

Solution of task 5.5.13 from the collection of Kepe OE

5.5.13
The rectangular homogeneous plate is fixed horizontally with the help of three strands 1, 2 and 3 fixed at points A, B and C. Determine the distance from the position of point A from the axis of symmetry at which the filaments will be stretched equally if the weight of the plate G = 3H, = 0.2 m and b = 0.1 m. (Answer 0.1)