Re: I have seen 225/50-15's on a 4kq

[Huw Powell <human@nh.ultranet.com>]

> > actually on this list I finally learned that the tire pressure = weight
> > of the car divided by the contact patch area.
> 
> But why does the tyre pressure stay the same when the car is jacked?

the contact patch of the three remaining tires increases.  It is the
dependent variable in the equation, tire pressure is the independent
variable and vehicle weight is a constant, relatively.

-- 
Huw Powell

http://www.thebook.com/human-speakers

82 Audi Coupe; 85 Coupe GT
http://www.nh.ultranet.com/~human