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Oct 26, 2013 at 18:06 comment added Qmechanic Related: physics.stackexchange.com/q/8359/2451
Aug 4, 2012 at 17:44 vote accept Lemon
Jan 5, 2012 at 4:07 comment added dmckee --- ex-moderator kitten A word that you may (will if you stick with the subject) encounter in this regard is "gauge", which expresses the idea of picking a basis for comparison.
Jan 3, 2012 at 22:57 answer added David Z timeline score: 10
Jan 3, 2012 at 9:28 comment added Vladimir Kalitvianski If the potential energy never changes, it is useless for dynamics since it does not produce any force that makes a work. And a work is the potential energy difference.
Jan 3, 2012 at 8:51 answer added Luboš Motl timeline score: 2
Jan 3, 2012 at 8:33 comment added Chris Gerig Where are you learning electromagnetism from? Your book must explain this...
Jan 3, 2012 at 6:55 history edited Lemon CC BY-SA 3.0
clarifcation.
Jan 3, 2012 at 6:16 history asked Lemon CC BY-SA 3.0