A 3.00-m-long ladder, weighing 200 N, leans against a smooth vertical wall with its base on a horizontal rough floor, a distance of 1.00 m away from the wall. The ladder is not completely
Uniform, so its center of gravity is 1.20 m from its base. What force of friction must the floor exert
On the base of the ladder to prevent the ladder from sliding down?
A) 93.3 N
B) 150 N
C) 28.3 N
D) 130 N
E) 102 N
Correct Answer:
Verified
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