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 Two Rolling Balls (Posted on 2009-11-04)
Two identical balls roll across the top of a table on parallel paths. One of the balls has to roll down into and up out of a dip in the table. The other ball rolls on the flat all the time. Which ball gets to the far side of the table first, and why?.

 No Solution Yet Submitted by Brian Smith Rating: 3.5000 (4 votes)

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 Subject Author Date Solution Taggart 2010-06-27 17:12:25 re(3): Second attempt - physics based solution Vishal Gupta 2009-11-18 14:43:18 re(2): Second attempt - physics based solution Kenny M 2009-11-17 20:29:03 re: Return of the Cycloid Harry 2009-11-17 16:36:52 Return of the Cycloid brianjn 2009-11-15 23:50:02 re: Second attempt - physics based solution Vishal Gupta 2009-11-14 01:09:32 Second attempt - physics based solution Kenny M 2009-11-13 20:01:02 re(2): well... Vishal Gupta 2009-11-10 11:15:35 Physics based solution Kenny M 2009-11-07 17:35:33 Cycloid brianjn 2009-11-05 20:01:35 re: well... Charlie 2009-11-05 18:50:22 'roll' Vishal Gupta 2009-11-05 17:17:11 well... Vishal Gupta 2009-11-05 16:01:16 my thoughts Charlie 2009-11-05 12:05:56 LEX II ed bottemiller 2009-11-05 10:46:58 re: The dip - and thus said Newton brianjn 2009-11-05 09:31:10 answer Dej Mar 2009-11-05 02:21:29 The dip brianjn 2009-11-04 19:47:38 Assumptions ed bottemiller 2009-11-04 17:33:54 depends Jer 2009-11-04 16:56:11 P ed bottemiller 2009-11-04 13:28:32
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