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#21
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Rubbing the tire on the road, is it really mathematically simple?
On Monday, May 27, 2019 at 3:01:23 PM UTC-5, micky wrote:
> In sci.math, on Sun, 12 May 2019 01:26:41 +0200, Thomas 'PointedEars' > Lahn > wrote: > > >Paul in Houston TX amok-crossposted: > >^^^^^^^^^^^^^^^^^^ > >Please post here using your real name, “Paul in Houston TX” #74656. > > > >> I would think that total tire wear would be the same but wear per unit > >> area would be different. > > Hmm. That sounds right. > > >What is the basis for your assumption? > > "Total tire wear would be the same". That's because of the law of > conservation of tire wear. Or, iow, one does't get something for > nothing so the wear would have to be the same. Or greater, but I don't > see why it would be greater. > > When the car is not moving, all the wear would be in one place, but > surely when it's moving, the wear would be spread around the > circumference of the tire. > > >F’up2 sci.physics > > > I put back the other two groups. Otherwise I, and everyone else, has to > read all three newsgroups to see all the answers. When a new set of tires get a few years old, they also get harder. They will sound like a bad rear end bearing. I had a new set of Kumho tires on my old van, they started making a bad bearing noise after a few years. Those tires don't get much traction on wet streets either. I bought some new Cooper tires and that noise stopped. |
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#22
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Rubbing the tire on the road, is it really mathematically simple?
On Monday, May 27, 2019 at 9:17:31 PM UTC-5, wrote:
> On Monday, May 27, 2019 at 3:01:23 PM UTC-5, micky wrote: > > In sci.math, on Sun, 12 May 2019 01:26:41 +0200, Thomas 'PointedEars' > > Lahn > wrote: > > > > >Paul in Houston TX amok-crossposted: > > >^^^^^^^^^^^^^^^^^^ > > >Please post here using your real name, “Paul in Houston TX” #74656. > > > > > >> I would think that total tire wear would be the same but wear per unit > > >> area would be different. > > > > Hmm. That sounds right. > > > > >What is the basis for your assumption? > > > > "Total tire wear would be the same". That's because of the law of > > conservation of tire wear. Or, iow, one does't get something for > > nothing so the wear would have to be the same. Or greater, but I don't > > see why it would be greater. > > > > When the car is not moving, all the wear would be in one place, but > > surely when it's moving, the wear would be spread around the > > circumference of the tire. > > > > >F’up2 sci.physics > > > > > > I put back the other two groups. Otherwise I, and everyone else, has to > > read all three newsgroups to see all the answers. > > When a new set of tires get a few years old, they also get harder. They will sound like a bad rear end bearing. I had a new set of Kumho tires on my old van, they started making a bad bearing noise after a few years. Those tires don't get much traction on wet streets either. I bought some new Cooper tires and that noise stopped. The tire that never goes flat. http://www.popularmechanics.com/cars...920/tweel-tire |
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