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Asked by Mota

A crane lifts 1 tonne of concrete through a height of 25 m. How much work does it do? (1 kg has a weight of 9.81 N.)
15 years ago

Answers

Answered by drwls
1 tonne is 1000 kg. Multiply the weight (in Newtons) by 25 m.
15 years ago
Answered by Amelia
2500
8 years ago
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