How much work is required to pump all the slurry over top

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1. A 40 m chain weighing 3 kg/m hangs over the side of a bridge. How much work is done by a winch that winds the entire chain in?

2. A container in the shape of an inverted pyramid with a square base of 2 m by 2 m and height of 5 m is filled to a depth of 4 m with corn slurry. How much work is required to pump all the slurry over the top of the container?

Reference no: EM131009017

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