2. Cusub 320 Examine the diagram to the left. Given that the 800 N (23) A. A 4.2 m long uniform post is supported by a cable having a tension of 1 700 N mass of this post? U 160 kg 260 kg B. C. 300 kg D. 530 kg 1700 A. 2.6 m B. 3.3 m C. 5.4 m D. 6.7 m 4.2 m 55 kg 1.3 m - What is the overall length of this plank? A 35 kg uniform plank is balanced at one end by a 55 kg student as shown. (24) 60 1.0 m L + 3(180) 539 US t is the 0.22 (343)-SS- (539) (1.3)-343/1=