The figure below shows forces acting at various points on a metal shaft. The angles a = 40, = 29, y = 17. The length = 4.4 m. Find the net torque (in N m) on the shaft about the following axes. 25 N 8/2 10 N 30 N (a) an axis through O perpendicular to the page magnitude direction ---Select-- N-m (b) an axis through C perpendicular to the page magnitude direction ---Select--- N .m