Why isn't perpetual motion possible if momentum is conserved?

accountdracula · Sep 18, 2015

Why isn't perpetual motion possible?

berkeman · Sep 18, 2015

accountdracula said:

Why isn't perpetual motion possible?

Welcome to the PF.

PMM is a banned topic here at the PF. It is specifically listed in the Banned Topics section of the PF Rules that you agreed to when you joined here. Thread is locked.

micromass said:

Banned Topics -- Pseudoscience, such as (but not limited to):
Perpetual motion and "free energy" discussions
http://wiki.4hv.org/index.php/Free_Energy_Debunking
http://en.wikipedia.org/wiki/Perpetual_motion
http://www.skepdic.com/freeenergy.html
http://www.skepdic.com/perpetual.html

Why isn't perpetual motion possible if momentum is conserved?

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