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coefficient of static friction between the block and plane

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A block rest on an inclined plane. Its angle with the horizontal is increased. When the angle becomes 40°, the block starts to slide. Calculate the coefficient of static friction us between the block and the plane.

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Illustrated with free body diagram, the solution shows how to calculate the coefficient of static friction between the block and the inclined plane.

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A block rest on an inclined plane. Its angle with the horizontal is increased. When the ...

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