Question

The mass of a bucket full of water is 15kg it is being pulled up from 15m deep well. Due to hole in the bucket 6kg water flows out of the bucket . The work done in drawing the bucket out of the well is

Answer 1

See that the mass of the bucket of water becomes 9kg as it loses 6kg of water due to hole. So take mass of the bucket as 9kg and solve the problem.
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