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OT - Rotations of a low tire?
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Ned Simmons
Posts: n/a
In article ,
says...
If
the tire is driving the auto, the torque at the axle is clearly equal to
F/r, where F is the force required to move the car. If the car travelled
^^^^^^
more than 2*pi*r per rev you'd have the basis for a perpetual motion
machine.
Sorry, F*r...
Ned Simmons
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