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Date: Wed, 12 May 2004 12:47:48 -0400
From: "Fred W." <Fred.Willsnospampam myrealbox.com>
Subject: Re: Cost of repair Audi BMW Saab...(still crossposting)


"Wolfgang Pawlinetz" <millenospamat> wrote in message news:bnc2a0lgtrf9deedu74ocpuv2d7u0trrm3nospamcom... > "Fred W." <Fred.Willsnospampam myrealbox.com> wrote: > > >> The rearwheel drive is fun and with all the electronic gimmicks it > >> will really do it's job. However at a certain climb angle or even > >> slipperyness of the road, the rearwheel drive gives in, then the FWD > >> and then the quattro. > >> > > > >Sorry, no. This is contrary to the laws of physics. If you assume equal > >axle weights, as the car climbs it places more weight over the rear axle and > >less over the front. So a rear wheel drive car would have an advantage over > >a FWD in climbing. Obviously, an AWD car with the same weight and tires > >would be better than either. > > You almost got me there :-) > > This is going to be a bit longer: > > There's sort of a thinking error in your statement. It took me a while > to do the math (i.e. mechanics) but the outcome is, that the ratio > front/rear with regard to the friction force does _not_ change. <snipped a whole bunch of stuff> No, the weight distribution (front/rear) will most certainly change as a) the car is tilted on the longitudinal axis and b) when accelerating. -Fred W

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