J_D
Posts: 2810
Joined: 8/18/2005 From: Brisbane, AUSTRALIA Status: offline
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quote:
ORIGINAL: PaperMoon Hi, I hope you don’t mind but I thought I would jump in with a physics correction. The tether holds the car in a circular path by centripetal force. There is no such thing in this universe as centrifugal force. It is just one of those things where people insist on using a word to explain or describe a perceived force when it is actually the absence of a force that they are witnessing. Centrifugal force (no such thing remember) is the word used to describe the absence of centripetal force accelerating an object into a circular path. Everybody just uses that word but that force does not exist. Next, if I could only find a way to get the president to stop saying NUKEULAR when the real word is NUCLEAR. It’s kind of scary when a man has control of a huge nuclear arsenal and he isn’t even smart enough to pronounce the word correctly. there is centripetal and centrifugal forces, each act in different directions. In newtonian (classical) mechanics, the centrifugal force is the fictious force.. or something but it does exist in physics, its used in non-intertial and intertial frames of reference when calculating forces on objects
< Message edited by J_D -- 3/27/2006 2:32:02 AM >
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