why would the siphoning effect not be perpetual motion?

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My coworker is telling me that perpetual motion exists and shows me a video of a guy using the siphoning effect on some water cans.

I’m telling him that perpetual motion, physically, cannot exist.

But why would it not work?

In: Physics

6 Answers

Anonymous 0 Comments

You can’t siphon upwards, the energy required to lift the liquid being siphoned would be greater than the gain of harnessing the theoretical siphon.

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