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Newton's Laws of Motion

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The weight of the block in the drawing is 80.2 N. The coefficient of static friction between the block and the vertical wall is 0.490.

(a) What minimum force F is required to prevent the block from sliding down the wall?

(b) What minimum force is required to start the block moving up the wall?

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The expert determines the minimum force required to prevent the block with sliding down the wall. A step by step solution provided.

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