Workers are pulling a 275 kg piano up a building. At lunch time they tie the rope to a 260kg desk. Unfortunately, the desk begins to slide. If the coefficient of the kinetic friction is 0.71, what is the piano's acceleration?
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Workers are pulling a 275 kg piano up a building. At lunch time they tie the rope to a 260kg desk. Unfortunately, the desk begins to slide. If the coefficient of the kinetic friction is 0.71, what is the piano's acceleration?
Do you have a diagram? This involves vector forces, you need to know which direction each force is pulling.
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