Quote:
Originally Posted by Ankesh
Umm... could you point to the solution - any writeup about it online?
Because my understanding is that its impossible. Rolling water up the tower will take more energy than water rolling down will generate.
(I love reading about attempts made in creating perpetual motion machines.)
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The
hydraulic ram, from 1772, is used to raise water with no external power source other than water head.
There is one in use at a dam near my house. It raises water from the lake to a supply tank at the gate keeper's house.