An 80-kg man is one fourth of the way up a 10-m ladder that is resting against a smooth,frictionless wall.If the ladder has a mass of 20 kg and it makes an angle of 60° with the ground,find the force of friction of the ground on the foot of the ladder.
A) N
B) N
C) N
D) N
E) N

Question

An 80-kg man is one fourth of the way up a 10-m ladder that is resting against a smooth,frictionless wall.If the ladder has a mass of 20 kg and it makes an angle of 60° with the ground,find the force of friction of the ground on the foot of the ladder.
A) N 
B) N 
C) N 
D) N 
E) ​ N

Quizplus · Accepted Answer

The Answer is B

An 80-Kg Man Is One Fourth of the Way Up