A 300-N Uniform Ladder,8

question 26

Multiple Choice

A 300-N uniform ladder,8.0 m long,rests against a smooth vertical wall.The coefficient of static friction between ladder and floor is 0.30.What minimum angle can the ladder make with the floor before it slips?

• A) 85°
• B) 73°
• C) 17°
• D) 59°
• E) ​9°

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