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Unread 02-05-2014, 17:17
T^2 T^2 is offline
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Re: Tiny wheel

Quote:
Originally Posted by BBray_T1296 View Post
If you were only just calculating straight static friction, wheel diameter and even wheel number has zero effect, because while you are increasing contact surface area, you decrease weight per unit surface area in a 1:1 fashion. All that matters in that calculation is coef of friction and weight of robot (f=mu*N)
This is incorrect in FRC (and the real world). As has been stated on CD multiple times in the past, contact patch has a large effect on apparent CoF.
 


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