An 800-N Man Stands Halfway Up a 5

question 25

Multiple Choice

An 800-N man stands halfway up a 5.0 m ladder of negligible weight.The base of the ladder is 3.0 m from the wall as shown.Assuming that the wall-ladder contact is frictionless, the wall pushes against the ladder with a force of:

• A)150 N
• B)300 N
• C)400 N
• D)600 N
• E)800 N

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