A 5.0-m long uniform ladder leans against a smooth wall and its base rests on a rough floor.The ladder has a mass of 18.0 kg and its base is a distance of 2.3 m from the wall.If the ladder is to remain in place,what frictional force must be exerted by the floor on the ladder?
A)45 N
B)68 N
C)73 N
D)94 N

Question

A 5.0-m long uniform ladder leans against a smooth wall and its base rests on a rough floor.The ladder has a mass of 18.0 kg and its base is a distance of 2.3 m from the wall.If the ladder is to remain in place,what frictional force must be exerted by the floor on the ladder? 
A)45 N 
B)68 N 
C)73 N 
D)94 N

Quizplus · Accepted Answer

The Answer of A 5.0-m long uniform ladder leans against a smooth wall and its base rests on a rough floor.The ladder has a mass of 18.0 kg and its base is a distance of 2.3 m from the wall.If the ladder is to remain in place,what frictional force must be exerted by the floor on the ladder? 
A)45 N 
B)68 N 
C)73 N 
D)94 N

A 50-M Long Uniform Ladder Leans Against a Smooth Wall and and Its