![](http://www.alamy.com/thumbs/6/65D25B8A-D0CF-4860-8349-44D0E5FBB568/2H9TWJP.jpg)
The crane is a lever with a counterweight on one arm and a bucket for water intake on the other. The mass of the counterweight is chosen so that pulli
The crane is a lever with a counterweight on one arm and a bucket for water intake on the other. The mass of the counterweight is chosen so that pulling the filled bucket out of the well requires minimal effort.
Size: 5053px × 3455px
Photo credit: © Зоя Куренкова / Alamy / Afripics
License: Royalty Free
Model Released: No
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