4b.4 Three forces are acted on an object. 0 F; has magnitude of 50.0 N and makes an angle of 36.9\" above the +x axis. 0 F2 has magnitude of40 .0 N and makes an angle of 53.1\" below the +x axis. 0 F3 has magnitude of 30 .0 N and is directed along the -y axis. l T Homework set II 1 J L Find: (a) Net force along x direction, Cb) net force along y direction, and (c) magnitude of the net force. [Answer: (a) 64 N, (b) 32 N, (c) 72 N]