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Sam Wormley <swormley1@xxxxxxxxx> wrote in
JHPlh.288659$FQ1.152049@attbi_s71:">news:JHPlh.288659$FQ1.152049@attbi_s71:
> John Schutkeker wrote:
>> Sam Wormley <swormley1@xxxxxxxxx> wrote in
>> news:2Zdlh.286860$FQ1.157987 @attbi_s71:
>>
>>> gdewilde@xxxxxxxxx wrote:
>>>> I was thinking about this:
>>>>
>>>> http://gabydewilde.googlepages.com/the-new-wheel
>>>>
>>>> Would it work? Could we put that on cars and bikes?
>>> How is that any better that putting a small wheel on
>>> the front of one's bicycle so that one is always going
>>> down hill?
>>
>> As you observed, it's a perpetual motion machine. You should be able
>> to set up the integral that will show that the force to the right is
>> cancelled by the force to the left, but you probably can't do the
>> integral. :(
>
> Vector algebra suffices
You're right. Some of the angles look a little awkward to me, but it's
all geometry. One of us should publish the debunkery.
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