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Old 07-15-2005, 03:04 PM
Scotch78 Scotch78 is offline
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Join Date: Apr 2004
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Default Re: Quick Rando Question : Fair Coin

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The coin doesn't have to be thick, you just have to flip it in zero gravity. If that's too much trouble, flip it in a liquid with density equal to the coin's density.

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I disagree. The vast majority of the time, the coin's first contact with the ground will be at an angle (to its sides). It will then bounce until coming to rest on a side. Because of the shape, it's center of gravity will almost always direct it to one of the larger sides.

Scott

Edit: The odds of it's initial contact being on a flat side, and thus not bouncing significantly, are also enormously higher for the larger sides.
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