A crane lifts a 300 kg300\ \text{kg}300 kg load from rest through 12 m12\ \text{m}12 m. At the top the load moves at 2.0 m/s2.0\ \text{m/s}2.0 m/s. Taking g=9.8 m/s2g = 9.8\ \text{m/s}^2g=9.8 m/s2, how much work did the crane do?
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