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8. A cable with a mass of = kg/meter is attached to a 5 kg bucket that is at the bottom of a 50 meter

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8. A cable with a mass of = kg/meter is attached to a 5 kg bucket that is at the bottom of a 50 meter shaft. At the bottom of the shaft the bucket contains 12 kg of water. It leaks, and by the time the bucket reaches the top, it only contains 2 kg of water. Find the work done lifting the bucket (and water, and cable) out of the shaft

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