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And lo on Wed, 06 Feb 2008 18:45:08 -0000, Fredrik Eriksson
<fe79}--at--{yahoo}--dot--{com> did spake, saying:
> On Wed, 06 Feb 2008 14:56:50 +0100, scott <sco### [at] laptop com> wrote:
>> Actually you would need a gearbox for it to be useful. Electric motors
>> generate maximum torque at very slow speeds, the faster the motor goes
>> the lower the torque. This is exactly the wrong thing you need for a
>> car, where the faster you go the more torque you need to overcome the
>> speed squared air drag. If you didn't use a gearbox you'd end up with
>> a car capable of burning out the tyres at low speed, but that took 10
>> minutes to accelerate from 60 to 70 mph.
>
> http://www.teslamotors.com/performance/acceleration_and_torque.php
>
> Gets by with only two gears, and can supposedly be kept in second gear
> at all times while still performing adequately.
How amusing - assembled in the UK yet you can't buy one here.
--
Phil Cook
--
I once tried to be apathetic, but I just couldn't be bothered
http://flipc.blogspot.com
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