Solve Prob. 10-70 using Mohr’s circle. Hint To solve, find the coordinates of the point P(...

Solve Prob. 10-70 using Mohr’s circle. Hint To solve, find the coordinates of the point P(Iw Itw) on the circle, measured counterclockwise from the radial line OA. (See Fig. 10-19.) The point Q(Iv, −Iuv) is on the opposite side of the circle.