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

Question 18

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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)
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 N
B)
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 N
C)
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 N
D)
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 N
E) ​
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 N

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