Tomas Bata University in Zlín Faculty of Applied Informatics PROBLEM 5: A ladder with a length of 4 metres and a weight of 15 kg rests on the wall. Determine the distance s to which the 90-kg painter can climb without causing the ladder to slip at its lower end A. The top of the ladder has a small roller, and at the ground the coefficient of static friction is 0.25. The mass centre of the painter is directly above her feet. S 4 m A 1.5 m 6 B
Tomas Bata University in Zlín Faculty of Applied Informatics PROBLEM 5: A ladder with a length of 4 metres and a weight of 15 kg rests on the wall. Determine the distance s to which the 90-kg painter can climb without causing the ladder to slip at its lower end A. The top of the ladder has a small roller, and at the ground the coefficient of static friction is 0.25. The mass centre of the painter is directly above her feet. S 4 m A 1.5 m 6 B
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A ladder with a length of 4 metres and a weight of 15 kg rests on the wall.
Determine the distances to which the 90-kg painter can climb without causing the ladder to slip at its lower end A. The top of the ladder has a small roller, and at the ground the coefficient of static friction is 0.25. The mass centre of the painter is directly above her feet.
Transcribed Image Text:Tomas Bata University in Zlín
Faculty of Applied Informatics
PROBLEM 5:
A ladder with a length of 4 metres and a weight of 15 kg rests on the wall.
Determine the distance s to which the 90-kg painter can climb without
causing the ladder to slip at its lower end A. The top of the ladder has a
small roller, and at the ground the coefficient of static friction is 0.25. The
mass centre of the painter is directly above her feet.
S
4 m
A
1.5 m
6
B
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