A 500-M-Long 200-N Uniform Ladder, Rests Against a Smooth Vertical Wall

question 18

Multiple Choice

A 5.00-m-long 200-N uniform ladder, rests against a smooth vertical wall with its base on a horizontal rough floor,a distance of 1.20 m away from the wall.The coefficient of static friction between the ladder and the floor is 0.200.How far up the ladder,measured along the ladder,can a 600-N person climb before the ladder begins to slip?

• A)1.50 m
• B)1.26 m
• C)1.05 m
• D)3.95 m
• E)4.56 m

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