QUESTION 5 A 250 kg man climbe a 10 m, 40 kg ladder successfully to its top. The ladder is set at 60 degrees between the ladder and the flat ground. The contact between the ladder and the vertical wal is frictionless. What is the smallest value of static friction between the ladder and the floor that would allow him NOT to slip? Oa0.50 O b. 0.55 Oc.0.60 Od.0.65 O. 0.70
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