FIGURE 11-6 -A 3.00-M-Long Ladder, Weighing 200 N, Rests Against a Smooth

Multiple Choice

FIGURE 11-6
-A 3.00-m-long ladder, weighing 200 N, rests against a smooth vertical wall with its base on a horizontal rough floor, a distance of 1.00 m away from the wall. If the center of mass of the ladder is 1.20 m from its base, what frictional force must the floor exert on the base of the ladder in order for the ladder to be in static equilibrium?

A) 93.3 N
B) 130 N
C) 28.3 N
D) 102 N
E) 150 N