Assume that the force exerted on each crutch by the ground is directed along the crutch, as the force vectors in the drawing indicate. if the coefficient of static friction between a crutch and the ground is 0.913, determine the largest angle max that the crutch can have just before it begins to slip on the floor.
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Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.
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Auniform crate c with mass mc is being transported to the left by a forklift with a constant speed v1. what is the magnitude of the angular momentum of the crate about point a, that is, the point of contact between the front tire of the forklift and the ground
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Assume that the force exerted on each crutch by the ground is directed along the crutch, as the forc...
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