Search found 2643 matches

by FatSebastian
Sat Jun 27, 2009 9:45 pm
Forum: Scheduling Methods
Topic: Minimum vs. Cumulative vs. Average times for outcome
Replies: 36
Views: 14328

Re: Minimum vs. Cumulative vs. Average times for outcome

I personally prefer a system that rewards the 'good' car vs. the 'sprint' car, but I'd like to see what others think... Re: Minimum vs. Cumulative vs. Average times, may I suggest a fourth possibility? :idea: The median is the central value of an odd number of outcomes (or the average of the two ce...
by FatSebastian
Thu Jun 18, 2009 10:12 pm
Forum: Car & Semi-Truck Construction
Topic: Why light weight bodies? Yes Im ready for heavy physics..
Replies: 81
Views: 8310

Re: Why light weight bodies? Yes Im ready for heavy physics..

I have heard moment of inertia thrown around a few times, but not sure where the logic is. If I have a COM .75" in front of the rear axle, why does it matter if I did that by weights on the nose and tail, or all stacked at .75" with a zero weight body? It also seems like lower is better but since w...
by FatSebastian
Thu Jun 18, 2009 9:35 pm
Forum: Car & Semi-Truck Construction
Topic: Covering bottom of car
Replies: 5
Views: 1868

Re: Covering bottom of car

On rectangular shaped bottoms, we've used spray-painted cardstock before, cleanly sliced with a paper cutter and glued on with tacky white craft glue. (We've used that on top of thin tungsten-weighted designs, too - the smoothness of the finish started a rumor among the Cubs that the car must have b...