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30 January, 13:05

N 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.

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  1. 30 January, 13:34
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    My app says the force of friction is F = 340N
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