In the Figure, a Uniform Ladder of Weight 200 N

question 55

Multiple Choice

In the figure, a uniform ladder of weight 200 N and length 10 m leans against a perfectly smooth wall. A firefighter of weight 600 N climbs a distance x up the ladder. The coefficient of static friction between the ladder and the floor is 0.50. What is the maximum value of x for which the ladder will not slip?

• A) 3.9 m
• B) 5.0 m
• C) 6.0 m
• D) 6.3 m
• E) 8.4 m

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Definitions:

Orchidotomy

A surgical procedure involving the removal of one or both testicles.

Hydrocele

A fluid-filled sac around a testicle, often leading to swelling of the scrotum, usually painless and common in newborns.

Phimosis

A condition where the foreskin of the penis cannot be pulled back over the glans penis, potentially requiring medical attention.

Parenchyma

The functional tissue in an organ, as distinguished from the connective and supporting tissue.